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Finding the Fourth Proportional to 17,332.92, 23,918.87 and 9,779.13

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Solution

The fourth proportional to 17,332.92, 23,918.87 and 9,779.13 is: 13,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.92 : 23,918.87 = 9,779.13 : x
  2. Step 2: Convert to fraction form
    17,332.92/23,918.87 = 9,779.13/x
  3. Step 3: Cross multiply
    17,332.92x = 23,918.87 × 9,779.13
  4. Step 4: Simplify right side
    17,332.92x = 233,905,763.63
  5. Step 5: Solve for x
    x = 233,905,763.63/17,332.92
  6. Step 6: Final answer
    x = 13,494.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.