Home / 37,821.52-56,744.20-17,830.20

Finding the Fourth Proportional to 37,821.52, 56,744.20 and 17,830.20

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Solution

The fourth proportional to 37,821.52, 56,744.20 and 17,830.20 is: 26,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,821.52 : 56,744.20 = 17,830.20 : x
  2. Step 2: Convert to fraction form
    37,821.52/56,744.20 = 17,830.20/x
  3. Step 3: Cross multiply
    37,821.52x = 56,744.20 × 17,830.20
  4. Step 4: Simplify right side
    37,821.52x = 1,011,760,434.84
  5. Step 5: Solve for x
    x = 1,011,760,434.84/37,821.52
  6. Step 6: Final answer
    x = 26,750.92

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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.