Home / 34,188.28-51,285.15-11,997.52

Finding the Fourth Proportional to 34,188.28, 51,285.15 and 11,997.52

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Solution

The fourth proportional to 34,188.28, 51,285.15 and 11,997.52 is: 17,997.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,188.28 : 51,285.15 = 11,997.52 : x
  2. Step 2: Convert to fraction form
    34,188.28/51,285.15 = 11,997.52/x
  3. Step 3: Cross multiply
    34,188.28x = 51,285.15 × 11,997.52
  4. Step 4: Simplify right side
    34,188.28x = 615,294,484.62
  5. Step 5: Solve for x
    x = 615,294,484.62/34,188.28
  6. Step 6: Final answer
    x = 17,997.24

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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.