Home / 38,227.90-57,360.64-17,182.80

Finding the Fourth Proportional to 38,227.90, 57,360.64 and 17,182.80

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Solution

The fourth proportional to 38,227.90, 57,360.64 and 17,182.80 is: 25,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,227.90 : 57,360.64 = 17,182.80 : x
  2. Step 2: Convert to fraction form
    38,227.90/57,360.64 = 17,182.80/x
  3. Step 3: Cross multiply
    38,227.90x = 57,360.64 × 17,182.80
  4. Step 4: Simplify right side
    38,227.90x = 985,616,319.08
  5. Step 5: Solve for x
    x = 985,616,319.08/38,227.90
  6. Step 6: Final answer
    x = 25,782.65

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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.