Home / 18,173.46-25,080.75-10,108.92

Finding the Fourth Proportional to 18,173.46, 25,080.75 and 10,108.92

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Solution

The fourth proportional to 18,173.46, 25,080.75 and 10,108.92 is: 13,951.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.46 : 25,080.75 = 10,108.92 : x
  2. Step 2: Convert to fraction form
    18,173.46/25,080.75 = 10,108.92/x
  3. Step 3: Cross multiply
    18,173.46x = 25,080.75 × 10,108.92
  4. Step 4: Simplify right side
    18,173.46x = 253,539,295.29
  5. Step 5: Solve for x
    x = 253,539,295.29/18,173.46
  6. Step 6: Final answer
    x = 13,951.07

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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.