Home / 15,558.20-23,337.30-9,718.10

Finding the Fourth Proportional to 15,558.20, 23,337.30 and 9,718.10

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Solution

The fourth proportional to 15,558.20, 23,337.30 and 9,718.10 is: 14,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558.20 : 23,337.30 = 9,718.10 : x
  2. Step 2: Convert to fraction form
    15,558.20/23,337.30 = 9,718.10/x
  3. Step 3: Cross multiply
    15,558.20x = 23,337.30 × 9,718.10
  4. Step 4: Simplify right side
    15,558.20x = 226,794,215.13
  5. Step 5: Solve for x
    x = 226,794,215.13/15,558.20
  6. Step 6: Final answer
    x = 14,577.15

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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.