Home / 37,478.32-51,726.48-22,371.76

Finding the Fourth Proportional to 37,478.32, 51,726.48 and 22,371.76

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Solution

The fourth proportional to 37,478.32, 51,726.48 and 22,371.76 is: 30,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,478.32 : 51,726.48 = 22,371.76 : x
  2. Step 2: Convert to fraction form
    37,478.32/51,726.48 = 22,371.76/x
  3. Step 3: Cross multiply
    37,478.32x = 51,726.48 × 22,371.76
  4. Step 4: Simplify right side
    37,478.32x = 1,157,212,396.20
  5. Step 5: Solve for x
    x = 1,157,212,396.20/37,478.32
  6. Step 6: Final answer
    x = 30,876.85

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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.