Home / 37,947.90-56,956.28-19,240.95

Finding the Fourth Proportional to 37,947.90, 56,956.28 and 19,240.95

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Solution

The fourth proportional to 37,947.90, 56,956.28 and 19,240.95 is: 28,878.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,947.90 : 56,956.28 = 19,240.95 : x
  2. Step 2: Convert to fraction form
    37,947.90/56,956.28 = 19,240.95/x
  3. Step 3: Cross multiply
    37,947.90x = 56,956.28 × 19,240.95
  4. Step 4: Simplify right side
    37,947.90x = 1,095,892,839.46
  5. Step 5: Solve for x
    x = 1,095,892,839.46/37,947.90
  6. Step 6: Final answer
    x = 28,878.88

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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.