Home / 18,737.25-25,857.41-10,355.01

Finding the Fourth Proportional to 18,737.25, 25,857.41 and 10,355.01

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Solution

The fourth proportional to 18,737.25, 25,857.41 and 10,355.01 is: 14,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737.25 : 25,857.41 = 10,355.01 : x
  2. Step 2: Convert to fraction form
    18,737.25/25,857.41 = 10,355.01/x
  3. Step 3: Cross multiply
    18,737.25x = 25,857.41 × 10,355.01
  4. Step 4: Simplify right side
    18,737.25x = 267,753,687.35
  5. Step 5: Solve for x
    x = 267,753,687.35/18,737.25
  6. Step 6: Final answer
    x = 14,289.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.