Home / 37,355.22-51,549.49-20,359.60

Finding the Fourth Proportional to 37,355.22, 51,549.49 and 20,359.60

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Solution

The fourth proportional to 37,355.22, 51,549.49 and 20,359.60 is: 28,095.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,355.22 : 51,549.49 = 20,359.60 : x
  2. Step 2: Convert to fraction form
    37,355.22/51,549.49 = 20,359.60/x
  3. Step 3: Cross multiply
    37,355.22x = 51,549.49 × 20,359.60
  4. Step 4: Simplify right side
    37,355.22x = 1,049,526,996.60
  5. Step 5: Solve for x
    x = 1,049,526,996.60/37,355.22
  6. Step 6: Final answer
    x = 28,095.86

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1.5x scale

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.