Home / 18,741.12-25,862.52-10,357.44

Finding the Fourth Proportional to 18,741.12, 25,862.52 and 10,357.44

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Solution

The fourth proportional to 18,741.12, 25,862.52 and 10,357.44 is: 14,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.12 : 25,862.52 = 10,357.44 : x
  2. Step 2: Convert to fraction form
    18,741.12/25,862.52 = 10,357.44/x
  3. Step 3: Cross multiply
    18,741.12x = 25,862.52 × 10,357.44
  4. Step 4: Simplify right side
    18,741.12x = 267,869,499.15
  5. Step 5: Solve for x
    x = 267,869,499.15/18,741.12
  6. Step 6: Final answer
    x = 14,293.14

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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.