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Finding the Fourth Proportional to 17,532.70, 26,306.85 and 9,210.70

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Solution

The fourth proportional to 17,532.70, 26,306.85 and 9,210.70 is: 13,820.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,532.70 : 26,306.85 = 9,210.70 : x
  2. Step 2: Convert to fraction form
    17,532.70/26,306.85 = 9,210.70/x
  3. Step 3: Cross multiply
    17,532.70x = 26,306.85 × 9,210.70
  4. Step 4: Simplify right side
    17,532.70x = 242,304,503.30
  5. Step 5: Solve for x
    x = 242,304,503.30/17,532.70
  6. Step 6: Final answer
    x = 13,820.15

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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.