Home / 42,516.36-63,772.92-17,550

Finding the Fourth Proportional to 42,516.36, 63,772.92 and 17,550

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Solution

The fourth proportional to 42,516.36, 63,772.92 and 17,550 is: 26,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,516.36 : 63,772.92 = 17,550 : x
  2. Step 2: Convert to fraction form
    42,516.36/63,772.92 = 17,550/x
  3. Step 3: Cross multiply
    42,516.36x = 63,772.92 × 17,550
  4. Step 4: Simplify right side
    42,516.36x = 1,119,214,746
  5. Step 5: Solve for x
    x = 1,119,214,746/42,516.36
  6. Step 6: Final answer
    x = 26,324.33

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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.