Home / 15,591.65-23,389.30-5,728.69

Finding the Fourth Proportional to 15,591.65, 23,389.30 and 5,728.69

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Solution

The fourth proportional to 15,591.65, 23,389.30 and 5,728.69 is: 8,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.65 : 23,389.30 = 5,728.69 : x
  2. Step 2: Convert to fraction form
    15,591.65/23,389.30 = 5,728.69/x
  3. Step 3: Cross multiply
    15,591.65x = 23,389.30 × 5,728.69
  4. Step 4: Simplify right side
    15,591.65x = 133,989,932.07
  5. Step 5: Solve for x
    x = 133,989,932.07/15,591.65
  6. Step 6: Final answer
    x = 8,593.70

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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.