Home / 25,302.68-37,962.12-12,155.97

Finding the Fourth Proportional to 25,302.68, 37,962.12 and 12,155.97

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Solution

The fourth proportional to 25,302.68, 37,962.12 and 12,155.97 is: 18,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302.68 : 37,962.12 = 12,155.97 : x
  2. Step 2: Convert to fraction form
    25,302.68/37,962.12 = 12,155.97/x
  3. Step 3: Cross multiply
    25,302.68x = 37,962.12 × 12,155.97
  4. Step 4: Simplify right side
    25,302.68x = 461,466,391.86
  5. Step 5: Solve for x
    x = 461,466,391.86/25,302.68
  6. Step 6: Final answer
    x = 18,237.85

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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.