Home / 21,930.48-32,909.22-10,244.88

Finding the Fourth Proportional to 21,930.48, 32,909.22 and 10,244.88

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Solution

The fourth proportional to 21,930.48, 32,909.22 and 10,244.88 is: 15,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930.48 : 32,909.22 = 10,244.88 : x
  2. Step 2: Convert to fraction form
    21,930.48/32,909.22 = 10,244.88/x
  3. Step 3: Cross multiply
    21,930.48x = 32,909.22 × 10,244.88
  4. Step 4: Simplify right side
    21,930.48x = 337,151,009.79
  5. Step 5: Solve for x
    x = 337,151,009.79/21,930.48
  6. Step 6: Final answer
    x = 15,373.63

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1.5x scale

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.