Home / 42,212.66-63,287.53-14,116.10

Finding the Fourth Proportional to 42,212.66, 63,287.53 and 14,116.10

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Solution

The fourth proportional to 42,212.66, 63,287.53 and 14,116.10 is: 21,163.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,212.66 : 63,287.53 = 14,116.10 : x
  2. Step 2: Convert to fraction form
    42,212.66/63,287.53 = 14,116.10/x
  3. Step 3: Cross multiply
    42,212.66x = 63,287.53 × 14,116.10
  4. Step 4: Simplify right side
    42,212.66x = 893,373,102.23
  5. Step 5: Solve for x
    x = 893,373,102.23/42,212.66
  6. Step 6: Final answer
    x = 21,163.63

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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.