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Finding the Fourth Proportional to 16,934.76, 23,369.96 and 9,482.76

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Solution

The fourth proportional to 16,934.76, 23,369.96 and 9,482.76 is: 13,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.76 : 23,369.96 = 9,482.76 : x
  2. Step 2: Convert to fraction form
    16,934.76/23,369.96 = 9,482.76/x
  3. Step 3: Cross multiply
    16,934.76x = 23,369.96 × 9,482.76
  4. Step 4: Simplify right side
    16,934.76x = 221,611,721.89
  5. Step 5: Solve for x
    x = 221,611,721.89/16,934.76
  6. Step 6: Final answer
    x = 13,086.20

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Double scale
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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.