Home / 18,444.26-25,451.31-10,486.04

Finding the Fourth Proportional to 18,444.26, 25,451.31 and 10,486.04

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Solution

The fourth proportional to 18,444.26, 25,451.31 and 10,486.04 is: 14,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.26 : 25,451.31 = 10,486.04 : x
  2. Step 2: Convert to fraction form
    18,444.26/25,451.31 = 10,486.04/x
  3. Step 3: Cross multiply
    18,444.26x = 25,451.31 × 10,486.04
  4. Step 4: Simplify right side
    18,444.26x = 266,883,454.71
  5. Step 5: Solve for x
    x = 266,883,454.71/18,444.26
  6. Step 6: Final answer
    x = 14,469.73

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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.