Home / 18,529.29-27,778.36-15,010.57

Finding the Fourth Proportional to 18,529.29, 27,778.36 and 15,010.57

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Solution

The fourth proportional to 18,529.29, 27,778.36 and 15,010.57 is: 22,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.29 : 27,778.36 = 15,010.57 : x
  2. Step 2: Convert to fraction form
    18,529.29/27,778.36 = 15,010.57/x
  3. Step 3: Cross multiply
    18,529.29x = 27,778.36 × 15,010.57
  4. Step 4: Simplify right side
    18,529.29x = 416,969,017.27
  5. Step 5: Solve for x
    x = 416,969,017.27/18,529.29
  6. Step 6: Final answer
    x = 22,503.24

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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.