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Finding the Fourth Proportional to 29,808.50, 44,719.66 and 8,747.68

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Solution

The fourth proportional to 29,808.50, 44,719.66 and 8,747.68 is: 13,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,808.50 : 44,719.66 = 8,747.68 : x
  2. Step 2: Convert to fraction form
    29,808.50/44,719.66 = 8,747.68/x
  3. Step 3: Cross multiply
    29,808.50x = 44,719.66 × 8,747.68
  4. Step 4: Simplify right side
    29,808.50x = 391,193,275.39
  5. Step 5: Solve for x
    x = 391,193,275.39/29,808.50
  6. Step 6: Final answer
    x = 13,123.55

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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.