Home / 15,125.13-22,640.85-13,833.42

Finding the Fourth Proportional to 15,125.13, 22,640.85 and 13,833.42

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Solution

The fourth proportional to 15,125.13, 22,640.85 and 13,833.42 is: 20,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,125.13 : 22,640.85 = 13,833.42 : x
  2. Step 2: Convert to fraction form
    15,125.13/22,640.85 = 13,833.42/x
  3. Step 3: Cross multiply
    15,125.13x = 22,640.85 × 13,833.42
  4. Step 4: Simplify right side
    15,125.13x = 313,200,302.30
  5. Step 5: Solve for x
    x = 313,200,302.30/15,125.13
  6. Step 6: Final answer
    x = 20,707.28

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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.