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Finding the Fourth Proportional to 15,608.38, 23,414.90 and 5,746.90

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Solution

The fourth proportional to 15,608.38, 23,414.90 and 5,746.90 is: 8,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.38 : 23,414.90 = 5,746.90 : x
  2. Step 2: Convert to fraction form
    15,608.38/23,414.90 = 5,746.90/x
  3. Step 3: Cross multiply
    15,608.38x = 23,414.90 × 5,746.90
  4. Step 4: Simplify right side
    15,608.38x = 134,562,943.00
  5. Step 5: Solve for x
    x = 134,562,943.00/15,608.38
  6. Step 6: Final answer
    x = 8,621.20

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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.