Home / 27,923.16-38,535.12-15,348

Finding the Fourth Proportional to 27,923.16, 38,535.12 and 15,348

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Solution

The fourth proportional to 27,923.16, 38,535.12 and 15,348 is: 21,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.16 : 38,535.12 = 15,348 : x
  2. Step 2: Convert to fraction form
    27,923.16/38,535.12 = 15,348/x
  3. Step 3: Cross multiply
    27,923.16x = 38,535.12 × 15,348
  4. Step 4: Simplify right side
    27,923.16x = 591,437,021.76
  5. Step 5: Solve for x
    x = 591,437,021.76/27,923.16
  6. Step 6: Final answer
    x = 21,180.88

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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.