Home / 25,422.30-35,079.42-14,091.21

Finding the Fourth Proportional to 25,422.30, 35,079.42 and 14,091.21

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Solution

The fourth proportional to 25,422.30, 35,079.42 and 14,091.21 is: 19,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.30 : 35,079.42 = 14,091.21 : x
  2. Step 2: Convert to fraction form
    25,422.30/35,079.42 = 14,091.21/x
  3. Step 3: Cross multiply
    25,422.30x = 35,079.42 × 14,091.21
  4. Step 4: Simplify right side
    25,422.30x = 494,311,473.90
  5. Step 5: Solve for x
    x = 494,311,473.90/25,422.30
  6. Step 6: Final answer
    x = 19,444.01

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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.