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Finding the Fourth Proportional to 15,254.18, 22,881.91 and 5,393.54

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Solution

The fourth proportional to 15,254.18, 22,881.91 and 5,393.54 is: 8,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,254.18 : 22,881.91 = 5,393.54 : x
  2. Step 2: Convert to fraction form
    15,254.18/22,881.91 = 5,393.54/x
  3. Step 3: Cross multiply
    15,254.18x = 22,881.91 × 5,393.54
  4. Step 4: Simplify right side
    15,254.18x = 123,414,496.86
  5. Step 5: Solve for x
    x = 123,414,496.86/15,254.18
  6. Step 6: Final answer
    x = 8,090.54

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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.