Home / 27,752.83-41,642.91-12,959.60

Finding the Fourth Proportional to 27,752.83, 41,642.91 and 12,959.60

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Solution

The fourth proportional to 27,752.83, 41,642.91 and 12,959.60 is: 19,445.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,752.83 : 41,642.91 = 12,959.60 : x
  2. Step 2: Convert to fraction form
    27,752.83/41,642.91 = 12,959.60/x
  3. Step 3: Cross multiply
    27,752.83x = 41,642.91 × 12,959.60
  4. Step 4: Simplify right side
    27,752.83x = 539,675,248.22
  5. Step 5: Solve for x
    x = 539,675,248.22/27,752.83
  6. Step 6: Final answer
    x = 19,445.78

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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.