Home / 22,216.48-33,339.12-10,542.88

Finding the Fourth Proportional to 22,216.48, 33,339.12 and 10,542.88

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Solution

The fourth proportional to 22,216.48, 33,339.12 and 10,542.88 is: 15,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216.48 : 33,339.12 = 10,542.88 : x
  2. Step 2: Convert to fraction form
    22,216.48/33,339.12 = 10,542.88/x
  3. Step 3: Cross multiply
    22,216.48x = 33,339.12 × 10,542.88
  4. Step 4: Simplify right side
    22,216.48x = 351,490,341.47
  5. Step 5: Solve for x
    x = 351,490,341.47/22,216.48
  6. Step 6: Final answer
    x = 15,821.15

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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.