Home / 25,739.28-35,517.84-14,408.16

Finding the Fourth Proportional to 25,739.28, 35,517.84 and 14,408.16

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Solution

The fourth proportional to 25,739.28, 35,517.84 and 14,408.16 is: 19,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,739.28 : 35,517.84 = 14,408.16 : x
  2. Step 2: Convert to fraction form
    25,739.28/35,517.84 = 14,408.16/x
  3. Step 3: Cross multiply
    25,739.28x = 35,517.84 × 14,408.16
  4. Step 4: Simplify right side
    25,739.28x = 511,746,721.57
  5. Step 5: Solve for x
    x = 511,746,721.57/25,739.28
  6. Step 6: Final answer
    x = 19,881.94

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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.