Home / 42,386.24-63,608.16-14,684

Finding the Fourth Proportional to 42,386.24, 63,608.16 and 14,684

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Solution

The fourth proportional to 42,386.24, 63,608.16 and 14,684 is: 22,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,386.24 : 63,608.16 = 14,684 : x
  2. Step 2: Convert to fraction form
    42,386.24/63,608.16 = 14,684/x
  3. Step 3: Cross multiply
    42,386.24x = 63,608.16 × 14,684
  4. Step 4: Simplify right side
    42,386.24x = 934,022,221.44
  5. Step 5: Solve for x
    x = 934,022,221.44/42,386.24
  6. Step 6: Final answer
    x = 22,035.98

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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.