Home / 25,738.17-35,519.31-14,407.57

Finding the Fourth Proportional to 25,738.17, 35,519.31 and 14,407.57

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Solution

The fourth proportional to 25,738.17, 35,519.31 and 14,407.57 is: 19,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,738.17 : 35,519.31 = 14,407.57 : x
  2. Step 2: Convert to fraction form
    25,738.17/35,519.31 = 14,407.57/x
  3. Step 3: Cross multiply
    25,738.17x = 35,519.31 × 14,407.57
  4. Step 4: Simplify right side
    25,738.17x = 511,746,989.58
  5. Step 5: Solve for x
    x = 511,746,989.58/25,738.17
  6. Step 6: Final answer
    x = 19,882.81

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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.