Home / 15,105.54-22,652.90-5,743.06

Finding the Fourth Proportional to 15,105.54, 22,652.90 and 5,743.06

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Solution

The fourth proportional to 15,105.54, 22,652.90 and 5,743.06 is: 8,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105.54 : 22,652.90 = 5,743.06 : x
  2. Step 2: Convert to fraction form
    15,105.54/22,652.90 = 5,743.06/x
  3. Step 3: Cross multiply
    15,105.54x = 22,652.90 × 5,743.06
  4. Step 4: Simplify right side
    15,105.54x = 130,096,963.87
  5. Step 5: Solve for x
    x = 130,096,963.87/15,105.54
  6. Step 6: Final answer
    x = 8,612.53

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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.