Home / 31,588.89-43,592.68-17,442.65

Finding the Fourth Proportional to 31,588.89, 43,592.68 and 17,442.65

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Solution

The fourth proportional to 31,588.89, 43,592.68 and 17,442.65 is: 24,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588.89 : 43,592.68 = 17,442.65 : x
  2. Step 2: Convert to fraction form
    31,588.89/43,592.68 = 17,442.65/x
  3. Step 3: Cross multiply
    31,588.89x = 43,592.68 × 17,442.65
  4. Step 4: Simplify right side
    31,588.89x = 760,371,859.80
  5. Step 5: Solve for x
    x = 760,371,859.80/31,588.89
  6. Step 6: Final answer
    x = 24,070.86

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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.