Home / 42,566.29-63,849.40-11,400.69

Finding the Fourth Proportional to 42,566.29, 63,849.40 and 11,400.69

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Solution

The fourth proportional to 42,566.29, 63,849.40 and 11,400.69 is: 17,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,566.29 : 63,849.40 = 11,400.69 : x
  2. Step 2: Convert to fraction form
    42,566.29/63,849.40 = 11,400.69/x
  3. Step 3: Cross multiply
    42,566.29x = 63,849.40 × 11,400.69
  4. Step 4: Simplify right side
    42,566.29x = 727,927,159.08
  5. Step 5: Solve for x
    x = 727,927,159.08/42,566.29
  6. Step 6: Final answer
    x = 17,101.02

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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.