Home / 25,652.97-35,401.05-15,042.51

Finding the Fourth Proportional to 25,652.97, 35,401.05 and 15,042.51

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Solution

The fourth proportional to 25,652.97, 35,401.05 and 15,042.51 is: 20,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,652.97 : 35,401.05 = 15,042.51 : x
  2. Step 2: Convert to fraction form
    25,652.97/35,401.05 = 15,042.51/x
  3. Step 3: Cross multiply
    25,652.97x = 35,401.05 × 15,042.51
  4. Step 4: Simplify right side
    25,652.97x = 532,520,648.64
  5. Step 5: Solve for x
    x = 532,520,648.64/25,652.97
  6. Step 6: Final answer
    x = 20,758.64

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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.