Home / 25,659.04-35,401.44-15,049.12

Finding the Fourth Proportional to 25,659.04, 35,401.44 and 15,049.12

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Solution

The fourth proportional to 25,659.04, 35,401.44 and 15,049.12 is: 20,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659.04 : 35,401.44 = 15,049.12 : x
  2. Step 2: Convert to fraction form
    25,659.04/35,401.44 = 15,049.12/x
  3. Step 3: Cross multiply
    25,659.04x = 35,401.44 × 15,049.12
  4. Step 4: Simplify right side
    25,659.04x = 532,760,518.73
  5. Step 5: Solve for x
    x = 532,760,518.73/25,659.04
  6. Step 6: Final answer
    x = 20,763.07

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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.