Home / 27,584.46-38,065.95-15,647.58

Finding the Fourth Proportional to 27,584.46, 38,065.95 and 15,647.58

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Solution

The fourth proportional to 27,584.46, 38,065.95 and 15,647.58 is: 21,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.46 : 38,065.95 = 15,647.58 : x
  2. Step 2: Convert to fraction form
    27,584.46/38,065.95 = 15,647.58/x
  3. Step 3: Cross multiply
    27,584.46x = 38,065.95 × 15,647.58
  4. Step 4: Simplify right side
    27,584.46x = 595,639,997.90
  5. Step 5: Solve for x
    x = 595,639,997.90/27,584.46
  6. Step 6: Final answer
    x = 21,593.32

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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.