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Finding the Fourth Proportional to 17,999.61, 24,838.55 and 9,934.68

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Solution

The fourth proportional to 17,999.61, 24,838.55 and 9,934.68 is: 13,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.61 : 24,838.55 = 9,934.68 : x
  2. Step 2: Convert to fraction form
    17,999.61/24,838.55 = 9,934.68/x
  3. Step 3: Cross multiply
    17,999.61x = 24,838.55 × 9,934.68
  4. Step 4: Simplify right side
    17,999.61x = 246,762,996.24
  5. Step 5: Solve for x
    x = 246,762,996.24/17,999.61
  6. Step 6: Final answer
    x = 13,709.35

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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.