Home / 25,380.43-35,024.49-14,049.92

Finding the Fourth Proportional to 25,380.43, 35,024.49 and 14,049.92

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Solution

The fourth proportional to 25,380.43, 35,024.49 and 14,049.92 is: 19,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.43 : 35,024.49 = 14,049.92 : x
  2. Step 2: Convert to fraction form
    25,380.43/35,024.49 = 14,049.92/x
  3. Step 3: Cross multiply
    25,380.43x = 35,024.49 × 14,049.92
  4. Step 4: Simplify right side
    25,380.43x = 492,091,370.10
  5. Step 5: Solve for x
    x = 492,091,370.10/25,380.43
  6. Step 6: Final answer
    x = 19,388.62

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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.