Home / 22,280.83-33,418.63-8,953.29

Finding the Fourth Proportional to 22,280.83, 33,418.63 and 8,953.29

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Solution

The fourth proportional to 22,280.83, 33,418.63 and 8,953.29 is: 13,428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,280.83 : 33,418.63 = 8,953.29 : x
  2. Step 2: Convert to fraction form
    22,280.83/33,418.63 = 8,953.29/x
  3. Step 3: Cross multiply
    22,280.83x = 33,418.63 × 8,953.29
  4. Step 4: Simplify right side
    22,280.83x = 299,206,685.79
  5. Step 5: Solve for x
    x = 299,206,685.79/22,280.83
  6. Step 6: Final answer
    x = 13,428.88

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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.