Home / 35,644.60-49,195.07-20,331.18

Finding the Fourth Proportional to 35,644.60, 49,195.07 and 20,331.18

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Solution

The fourth proportional to 35,644.60, 49,195.07 and 20,331.18 is: 28,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,644.60 : 49,195.07 = 20,331.18 : x
  2. Step 2: Convert to fraction form
    35,644.60/49,195.07 = 20,331.18/x
  3. Step 3: Cross multiply
    35,644.60x = 49,195.07 × 20,331.18
  4. Step 4: Simplify right side
    35,644.60x = 1,000,193,823.28
  5. Step 5: Solve for x
    x = 1,000,193,823.28/35,644.60
  6. Step 6: Final answer
    x = 28,060.18

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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.