Home / 35,150.11-52,725.17-15,428.84

Finding the Fourth Proportional to 35,150.11, 52,725.17 and 15,428.84

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Solution

The fourth proportional to 35,150.11, 52,725.17 and 15,428.84 is: 23,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,150.11 : 52,725.17 = 15,428.84 : x
  2. Step 2: Convert to fraction form
    35,150.11/52,725.17 = 15,428.84/x
  3. Step 3: Cross multiply
    35,150.11x = 52,725.17 × 15,428.84
  4. Step 4: Simplify right side
    35,150.11x = 813,488,211.90
  5. Step 5: Solve for x
    x = 813,488,211.90/35,150.11
  6. Step 6: Final answer
    x = 23,143.26

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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.