Home / 15,240.38-22,840.52-6,464.43

Finding the Fourth Proportional to 15,240.38, 22,840.52 and 6,464.43

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Solution

The fourth proportional to 15,240.38, 22,840.52 and 6,464.43 is: 9,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,240.38 : 22,840.52 = 6,464.43 : x
  2. Step 2: Convert to fraction form
    15,240.38/22,840.52 = 6,464.43/x
  3. Step 3: Cross multiply
    15,240.38x = 22,840.52 × 6,464.43
  4. Step 4: Simplify right side
    15,240.38x = 147,650,910.38
  5. Step 5: Solve for x
    x = 147,650,910.38/15,240.38
  6. Step 6: Final answer
    x = 9,688.14

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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.