Home / 27,923.18-38,534.28-15,176.36

Finding the Fourth Proportional to 27,923.18, 38,534.28 and 15,176.36

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Solution

The fourth proportional to 27,923.18, 38,534.28 and 15,176.36 is: 20,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.18 : 38,534.28 = 15,176.36 : x
  2. Step 2: Convert to fraction form
    27,923.18/38,534.28 = 15,176.36/x
  3. Step 3: Cross multiply
    27,923.18x = 38,534.28 × 15,176.36
  4. Step 4: Simplify right side
    27,923.18x = 584,810,105.62
  5. Step 5: Solve for x
    x = 584,810,105.62/27,923.18
  6. Step 6: Final answer
    x = 20,943.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.