Home / 15,590.57-23,388.17-5,729.08

Finding the Fourth Proportional to 15,590.57, 23,388.17 and 5,729.08

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Solution

The fourth proportional to 15,590.57, 23,388.17 and 5,729.08 is: 8,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.57 : 23,388.17 = 5,729.08 : x
  2. Step 2: Convert to fraction form
    15,590.57/23,388.17 = 5,729.08/x
  3. Step 3: Cross multiply
    15,590.57x = 23,388.17 × 5,729.08
  4. Step 4: Simplify right side
    15,590.57x = 133,992,685.95
  5. Step 5: Solve for x
    x = 133,992,685.95/15,590.57
  6. Step 6: Final answer
    x = 8,594.47

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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.