Home / 37,986.60-57,031.20-22,207.80

Finding the Fourth Proportional to 37,986.60, 57,031.20 and 22,207.80

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Solution

The fourth proportional to 37,986.60, 57,031.20 and 22,207.80 is: 33,341.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.60 : 57,031.20 = 22,207.80 : x
  2. Step 2: Convert to fraction form
    37,986.60/57,031.20 = 22,207.80/x
  3. Step 3: Cross multiply
    37,986.60x = 57,031.20 × 22,207.80
  4. Step 4: Simplify right side
    37,986.60x = 1,266,537,483.36
  5. Step 5: Solve for x
    x = 1,266,537,483.36/37,986.60
  6. Step 6: Final answer
    x = 33,341.69

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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.