Home / 15,449.10-23,170.02-7,123.92

Finding the Fourth Proportional to 15,449.10, 23,170.02 and 7,123.92

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Solution

The fourth proportional to 15,449.10, 23,170.02 and 7,123.92 is: 10,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.10 : 23,170.02 = 7,123.92 : x
  2. Step 2: Convert to fraction form
    15,449.10/23,170.02 = 7,123.92/x
  3. Step 3: Cross multiply
    15,449.10x = 23,170.02 × 7,123.92
  4. Step 4: Simplify right side
    15,449.10x = 165,061,368.88
  5. Step 5: Solve for x
    x = 165,061,368.88/15,449.10
  6. Step 6: Final answer
    x = 10,684.21

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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.