Home / 42,536.71-63,808.02-14,445.31

Finding the Fourth Proportional to 42,536.71, 63,808.02 and 14,445.31

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Solution

The fourth proportional to 42,536.71, 63,808.02 and 14,445.31 is: 21,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,536.71 : 63,808.02 = 14,445.31 : x
  2. Step 2: Convert to fraction form
    42,536.71/63,808.02 = 14,445.31/x
  3. Step 3: Cross multiply
    42,536.71x = 63,808.02 × 14,445.31
  4. Step 4: Simplify right side
    42,536.71x = 921,726,629.39
  5. Step 5: Solve for x
    x = 921,726,629.39/42,536.71
  6. Step 6: Final answer
    x = 21,668.97

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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.