Home / 19,633.17-29,432.34-7,150.88

Finding the Fourth Proportional to 19,633.17, 29,432.34 and 7,150.88

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Solution

The fourth proportional to 19,633.17, 29,432.34 and 7,150.88 is: 10,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633.17 : 29,432.34 = 7,150.88 : x
  2. Step 2: Convert to fraction form
    19,633.17/29,432.34 = 7,150.88/x
  3. Step 3: Cross multiply
    19,633.17x = 29,432.34 × 7,150.88
  4. Step 4: Simplify right side
    19,633.17x = 210,466,984.30
  5. Step 5: Solve for x
    x = 210,466,984.30/19,633.17
  6. Step 6: Final answer
    x = 10,719.97

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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.