Home / 29,229.91-43,840.07-12,585.46

Finding the Fourth Proportional to 29,229.91, 43,840.07 and 12,585.46

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Solution

The fourth proportional to 29,229.91, 43,840.07 and 12,585.46 is: 18,876.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.91 : 43,840.07 = 12,585.46 : x
  2. Step 2: Convert to fraction form
    29,229.91/43,840.07 = 12,585.46/x
  3. Step 3: Cross multiply
    29,229.91x = 43,840.07 × 12,585.46
  4. Step 4: Simplify right side
    29,229.91x = 551,747,384.45
  5. Step 5: Solve for x
    x = 551,747,384.45/29,229.91
  6. Step 6: Final answer
    x = 18,876.12

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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.