Home / 39,157.14-58,737.76-18,116.83

Finding the Fourth Proportional to 39,157.14, 58,737.76 and 18,116.83

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Solution

The fourth proportional to 39,157.14, 58,737.76 and 18,116.83 is: 27,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157.14 : 58,737.76 = 18,116.83 : x
  2. Step 2: Convert to fraction form
    39,157.14/58,737.76 = 18,116.83/x
  3. Step 3: Cross multiply
    39,157.14x = 58,737.76 × 18,116.83
  4. Step 4: Simplify right side
    39,157.14x = 1,064,141,921.92
  5. Step 5: Solve for x
    x = 1,064,141,921.92/39,157.14
  6. Step 6: Final answer
    x = 27,176.19

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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.