Home / 15,412.55-23,118.83-6,529.28

Finding the Fourth Proportional to 15,412.55, 23,118.83 and 6,529.28

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Solution

The fourth proportional to 15,412.55, 23,118.83 and 6,529.28 is: 9,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.55 : 23,118.83 = 6,529.28 : x
  2. Step 2: Convert to fraction form
    15,412.55/23,118.83 = 6,529.28/x
  3. Step 3: Cross multiply
    15,412.55x = 23,118.83 × 6,529.28
  4. Step 4: Simplify right side
    15,412.55x = 150,949,252.80
  5. Step 5: Solve for x
    x = 150,949,252.80/15,412.55
  6. Step 6: Final answer
    x = 9,793.92

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Similar ratio
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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.