Home / 15,591.15-23,388.55-5,728.19

Finding the Fourth Proportional to 15,591.15, 23,388.55 and 5,728.19

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Solution

The fourth proportional to 15,591.15, 23,388.55 and 5,728.19 is: 8,592.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.15 : 23,388.55 = 5,728.19 : x
  2. Step 2: Convert to fraction form
    15,591.15/23,388.55 = 5,728.19/x
  3. Step 3: Cross multiply
    15,591.15x = 23,388.55 × 5,728.19
  4. Step 4: Simplify right side
    15,591.15x = 133,973,926.96
  5. Step 5: Solve for x
    x = 133,973,926.96/15,591.15
  6. Step 6: Final answer
    x = 8,592.95

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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.