Home / 18,080.48-24,951.95-10,121.12

Finding the Fourth Proportional to 18,080.48, 24,951.95 and 10,121.12

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Solution

The fourth proportional to 18,080.48, 24,951.95 and 10,121.12 is: 13,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.48 : 24,951.95 = 10,121.12 : x
  2. Step 2: Convert to fraction form
    18,080.48/24,951.95 = 10,121.12/x
  3. Step 3: Cross multiply
    18,080.48x = 24,951.95 × 10,121.12
  4. Step 4: Simplify right side
    18,080.48x = 252,541,504.82
  5. Step 5: Solve for x
    x = 252,541,504.82/18,080.48
  6. Step 6: Final answer
    x = 13,967.64

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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.