Home / 42,157.44-63,236.16-10,995.84

Finding the Fourth Proportional to 42,157.44, 63,236.16 and 10,995.84

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Solution

The fourth proportional to 42,157.44, 63,236.16 and 10,995.84 is: 16,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,157.44 : 63,236.16 = 10,995.84 : x
  2. Step 2: Convert to fraction form
    42,157.44/63,236.16 = 10,995.84/x
  3. Step 3: Cross multiply
    42,157.44x = 63,236.16 × 10,995.84
  4. Step 4: Simplify right side
    42,157.44x = 695,334,697.57
  5. Step 5: Solve for x
    x = 695,334,697.57/42,157.44
  6. Step 6: Final answer
    x = 16,493.76

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Half scale
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Double scale
Find fourth proportional to 42,158.44, 63,237.66 and 10,996.84
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.