Home / 22,757.54-34,136.37-12,434.90

Finding the Fourth Proportional to 22,757.54, 34,136.37 and 12,434.90

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Solution

The fourth proportional to 22,757.54, 34,136.37 and 12,434.90 is: 18,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,757.54 : 34,136.37 = 12,434.90 : x
  2. Step 2: Convert to fraction form
    22,757.54/34,136.37 = 12,434.90/x
  3. Step 3: Cross multiply
    22,757.54x = 34,136.37 × 12,434.90
  4. Step 4: Simplify right side
    22,757.54x = 424,482,176.63
  5. Step 5: Solve for x
    x = 424,482,176.63/22,757.54
  6. Step 6: Final answer
    x = 18,652.38

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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.