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Finding the Fourth Proportional to 17,894.04, 24,691.72 and 9,934.28

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Solution

The fourth proportional to 17,894.04, 24,691.72 and 9,934.28 is: 13,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.04 : 24,691.72 = 9,934.28 : x
  2. Step 2: Convert to fraction form
    17,894.04/24,691.72 = 9,934.28/x
  3. Step 3: Cross multiply
    17,894.04x = 24,691.72 × 9,934.28
  4. Step 4: Simplify right side
    17,894.04x = 245,294,460.16
  5. Step 5: Solve for x
    x = 245,294,460.16/17,894.04
  6. Step 6: Final answer
    x = 13,708.17

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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.