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Finding the Fourth Proportional to 19,952.71, 29,937.87 and 10,590.46

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Solution

The fourth proportional to 19,952.71, 29,937.87 and 10,590.46 is: 15,890.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.71 : 29,937.87 = 10,590.46 : x
  2. Step 2: Convert to fraction form
    19,952.71/29,937.87 = 10,590.46/x
  3. Step 3: Cross multiply
    19,952.71x = 29,937.87 × 10,590.46
  4. Step 4: Simplify right side
    19,952.71x = 317,055,814.72
  5. Step 5: Solve for x
    x = 317,055,814.72/19,952.71
  6. Step 6: Final answer
    x = 15,890.36

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1.5x scale

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.