Home / 22,680.98-33,948.67-12,124.60

Finding the Fourth Proportional to 22,680.98, 33,948.67 and 12,124.60

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Solution

The fourth proportional to 22,680.98, 33,948.67 and 12,124.60 is: 18,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,680.98 : 33,948.67 = 12,124.60 : x
  2. Step 2: Convert to fraction form
    22,680.98/33,948.67 = 12,124.60/x
  3. Step 3: Cross multiply
    22,680.98x = 33,948.67 × 12,124.60
  4. Step 4: Simplify right side
    22,680.98x = 411,613,813.92
  5. Step 5: Solve for x
    x = 411,613,813.92/22,680.98
  6. Step 6: Final answer
    x = 18,147.98

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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.