Home / 27,759.76-41,572.91-15,877.52

Finding the Fourth Proportional to 27,759.76, 41,572.91 and 15,877.52

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Solution

The fourth proportional to 27,759.76, 41,572.91 and 15,877.52 is: 23,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759.76 : 41,572.91 = 15,877.52 : x
  2. Step 2: Convert to fraction form
    27,759.76/41,572.91 = 15,877.52/x
  3. Step 3: Cross multiply
    27,759.76x = 41,572.91 × 15,877.52
  4. Step 4: Simplify right side
    27,759.76x = 660,074,697.71
  5. Step 5: Solve for x
    x = 660,074,697.71/27,759.76
  6. Step 6: Final answer
    x = 23,778.11

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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.