Home / 25,422.30-38,133.96-17,895.08

Finding the Fourth Proportional to 25,422.30, 38,133.96 and 17,895.08

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Solution

The fourth proportional to 25,422.30, 38,133.96 and 17,895.08 is: 26,842.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.30 : 38,133.96 = 17,895.08 : x
  2. Step 2: Convert to fraction form
    25,422.30/38,133.96 = 17,895.08/x
  3. Step 3: Cross multiply
    25,422.30x = 38,133.96 × 17,895.08
  4. Step 4: Simplify right side
    25,422.30x = 682,410,074.25
  5. Step 5: Solve for x
    x = 682,410,074.25/25,422.30
  6. Step 6: Final answer
    x = 26,842.97

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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.