Home / 25,810.36-38,713.41-18,282.83

Finding the Fourth Proportional to 25,810.36, 38,713.41 and 18,282.83

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Solution

The fourth proportional to 25,810.36, 38,713.41 and 18,282.83 is: 27,422.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,810.36 : 38,713.41 = 18,282.83 : x
  2. Step 2: Convert to fraction form
    25,810.36/38,713.41 = 18,282.83/x
  3. Step 3: Cross multiply
    25,810.36x = 38,713.41 × 18,282.83
  4. Step 4: Simplify right side
    25,810.36x = 707,790,500.18
  5. Step 5: Solve for x
    x = 707,790,500.18/25,810.36
  6. Step 6: Final answer
    x = 27,422.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.