Home / 32,431.38-44,732.08-21,079.70

Finding the Fourth Proportional to 32,431.38, 44,732.08 and 21,079.70

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Solution

The fourth proportional to 32,431.38, 44,732.08 and 21,079.70 is: 29,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.38 : 44,732.08 = 21,079.70 : x
  2. Step 2: Convert to fraction form
    32,431.38/44,732.08 = 21,079.70/x
  3. Step 3: Cross multiply
    32,431.38x = 44,732.08 × 21,079.70
  4. Step 4: Simplify right side
    32,431.38x = 942,938,826.78
  5. Step 5: Solve for x
    x = 942,938,826.78/32,431.38
  6. Step 6: Final answer
    x = 29,074.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.