Home / 29,081.68-43,624.64-8,306.80

Finding the Fourth Proportional to 29,081.68, 43,624.64 and 8,306.80

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Solution

The fourth proportional to 29,081.68, 43,624.64 and 8,306.80 is: 12,460.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,081.68 : 43,624.64 = 8,306.80 : x
  2. Step 2: Convert to fraction form
    29,081.68/43,624.64 = 8,306.80/x
  3. Step 3: Cross multiply
    29,081.68x = 43,624.64 × 8,306.80
  4. Step 4: Simplify right side
    29,081.68x = 362,381,159.55
  5. Step 5: Solve for x
    x = 362,381,159.55/29,081.68
  6. Step 6: Final answer
    x = 12,460.81

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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.