Home / 37,217.28-55,726.32-31,312.38

Finding the Fourth Proportional to 37,217.28, 55,726.32 and 31,312.38

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Solution

The fourth proportional to 37,217.28, 55,726.32 and 31,312.38 is: 46,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,217.28 : 55,726.32 = 31,312.38 : x
  2. Step 2: Convert to fraction form
    37,217.28/55,726.32 = 31,312.38/x
  3. Step 3: Cross multiply
    37,217.28x = 55,726.32 × 31,312.38
  4. Step 4: Simplify right side
    37,217.28x = 1,744,923,707.84
  5. Step 5: Solve for x
    x = 1,744,923,707.84/37,217.28
  6. Step 6: Final answer
    x = 46,884.77

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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.