Home / 22,451.50-33,690.10-11,359.10

Finding the Fourth Proportional to 22,451.50, 33,690.10 and 11,359.10

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Solution

The fourth proportional to 22,451.50, 33,690.10 and 11,359.10 is: 17,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,451.50 : 33,690.10 = 11,359.10 : x
  2. Step 2: Convert to fraction form
    22,451.50/33,690.10 = 11,359.10/x
  3. Step 3: Cross multiply
    22,451.50x = 33,690.10 × 11,359.10
  4. Step 4: Simplify right side
    22,451.50x = 382,689,214.91
  5. Step 5: Solve for x
    x = 382,689,214.91/22,451.50
  6. Step 6: Final answer
    x = 17,045.15

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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.