Home / 37,130.92-55,696.35-13,432.93

Finding the Fourth Proportional to 37,130.92, 55,696.35 and 13,432.93

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Solution

The fourth proportional to 37,130.92, 55,696.35 and 13,432.93 is: 20,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.92 : 55,696.35 = 13,432.93 : x
  2. Step 2: Convert to fraction form
    37,130.92/55,696.35 = 13,432.93/x
  3. Step 3: Cross multiply
    37,130.92x = 55,696.35 × 13,432.93
  4. Step 4: Simplify right side
    37,130.92x = 748,165,170.81
  5. Step 5: Solve for x
    x = 748,165,170.81/37,130.92
  6. Step 6: Final answer
    x = 20,149.38

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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.