Home / 42,305.56-63,437.54-17,338.84

Finding the Fourth Proportional to 42,305.56, 63,437.54 and 17,338.84

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Solution

The fourth proportional to 42,305.56, 63,437.54 and 17,338.84 is: 25,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,305.56 : 63,437.54 = 17,338.84 : x
  2. Step 2: Convert to fraction form
    42,305.56/63,437.54 = 17,338.84/x
  3. Step 3: Cross multiply
    42,305.56x = 63,437.54 × 17,338.84
  4. Step 4: Simplify right side
    42,305.56x = 1,099,933,356.05
  5. Step 5: Solve for x
    x = 1,099,933,356.05/42,305.56
  6. Step 6: Final answer
    x = 25,999.74

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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.