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Finding the Fourth Proportional to 17,552.70, 26,306.65 and 7,152.70

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Solution

The fourth proportional to 17,552.70, 26,306.65 and 7,152.70 is: 10,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,552.70 : 26,306.65 = 7,152.70 : x
  2. Step 2: Convert to fraction form
    17,552.70/26,306.65 = 7,152.70/x
  3. Step 3: Cross multiply
    17,552.70x = 26,306.65 × 7,152.70
  4. Step 4: Simplify right side
    17,552.70x = 188,163,575.46
  5. Step 5: Solve for x
    x = 188,163,575.46/17,552.70
  6. Step 6: Final answer
    x = 10,719.92

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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.