Home / 29,279.29-43,920.14-8,502.79

Finding the Fourth Proportional to 29,279.29, 43,920.14 and 8,502.79

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Solution

The fourth proportional to 29,279.29, 43,920.14 and 8,502.79 is: 12,754.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,279.29 : 43,920.14 = 8,502.79 : x
  2. Step 2: Convert to fraction form
    29,279.29/43,920.14 = 8,502.79/x
  3. Step 3: Cross multiply
    29,279.29x = 43,920.14 × 8,502.79
  4. Step 4: Simplify right side
    29,279.29x = 373,443,727.19
  5. Step 5: Solve for x
    x = 373,443,727.19/29,279.29
  6. Step 6: Final answer
    x = 12,754.53

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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.