Home / 37,961.40-56,985.30-22,387.80

Finding the Fourth Proportional to 37,961.40, 56,985.30 and 22,387.80

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Solution

The fourth proportional to 37,961.40, 56,985.30 and 22,387.80 is: 33,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961.40 : 56,985.30 = 22,387.80 : x
  2. Step 2: Convert to fraction form
    37,961.40/56,985.30 = 22,387.80/x
  3. Step 3: Cross multiply
    37,961.40x = 56,985.30 × 22,387.80
  4. Step 4: Simplify right side
    37,961.40x = 1,275,775,499.34
  5. Step 5: Solve for x
    x = 1,275,775,499.34/37,961.40
  6. Step 6: Final answer
    x = 33,607.18

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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.