Home / 15,529.20-23,318.10-8,968.20

Finding the Fourth Proportional to 15,529.20, 23,318.10 and 8,968.20

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Solution

The fourth proportional to 15,529.20, 23,318.10 and 8,968.20 is: 13,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529.20 : 23,318.10 = 8,968.20 : x
  2. Step 2: Convert to fraction form
    15,529.20/23,318.10 = 8,968.20/x
  3. Step 3: Cross multiply
    15,529.20x = 23,318.10 × 8,968.20
  4. Step 4: Simplify right side
    15,529.20x = 209,121,384.42
  5. Step 5: Solve for x
    x = 209,121,384.42/15,529.20
  6. Step 6: Final answer
    x = 13,466.33

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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.