Home / 21,934.12-32,911.96-10,248.16

Finding the Fourth Proportional to 21,934.12, 32,911.96 and 10,248.16

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Solution

The fourth proportional to 21,934.12, 32,911.96 and 10,248.16 is: 15,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,934.12 : 32,911.96 = 10,248.16 : x
  2. Step 2: Convert to fraction form
    21,934.12/32,911.96 = 10,248.16/x
  3. Step 3: Cross multiply
    21,934.12x = 32,911.96 × 10,248.16
  4. Step 4: Simplify right side
    21,934.12x = 337,287,031.99
  5. Step 5: Solve for x
    x = 337,287,031.99/21,934.12
  6. Step 6: Final answer
    x = 15,377.28

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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.