Home / 24,287.20-33,492.88-15,791.68

Finding the Fourth Proportional to 24,287.20, 33,492.88 and 15,791.68

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Solution

The fourth proportional to 24,287.20, 33,492.88 and 15,791.68 is: 21,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,287.20 : 33,492.88 = 15,791.68 : x
  2. Step 2: Convert to fraction form
    24,287.20/33,492.88 = 15,791.68/x
  3. Step 3: Cross multiply
    24,287.20x = 33,492.88 × 15,791.68
  4. Step 4: Simplify right side
    24,287.20x = 528,908,843.24
  5. Step 5: Solve for x
    x = 528,908,843.24/24,287.20
  6. Step 6: Final answer
    x = 21,777.27

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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.