Home / 25,289.16-37,945.89-13,600.86

Finding the Fourth Proportional to 25,289.16, 37,945.89 and 13,600.86

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Solution

The fourth proportional to 25,289.16, 37,945.89 and 13,600.86 is: 20,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.16 : 37,945.89 = 13,600.86 : x
  2. Step 2: Convert to fraction form
    25,289.16/37,945.89 = 13,600.86/x
  3. Step 3: Cross multiply
    25,289.16x = 37,945.89 × 13,600.86
  4. Step 4: Simplify right side
    25,289.16x = 516,096,737.47
  5. Step 5: Solve for x
    x = 516,096,737.47/25,289.16
  6. Step 6: Final answer
    x = 20,407.82

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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.