Home / 22,387.90-33,508.04-12,377.26

Finding the Fourth Proportional to 22,387.90, 33,508.04 and 12,377.26

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Solution

The fourth proportional to 22,387.90, 33,508.04 and 12,377.26 is: 18,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,387.90 : 33,508.04 = 12,377.26 : x
  2. Step 2: Convert to fraction form
    22,387.90/33,508.04 = 12,377.26/x
  3. Step 3: Cross multiply
    22,387.90x = 33,508.04 × 12,377.26
  4. Step 4: Simplify right side
    22,387.90x = 414,737,549.50
  5. Step 5: Solve for x
    x = 414,737,549.50/22,387.90
  6. Step 6: Final answer
    x = 18,525.07

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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.