Home / 25,743.57-35,517.87-14,411.40

Finding the Fourth Proportional to 25,743.57, 35,517.87 and 14,411.40

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Solution

The fourth proportional to 25,743.57, 35,517.87 and 14,411.40 is: 19,883.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.57 : 35,517.87 = 14,411.40 : x
  2. Step 2: Convert to fraction form
    25,743.57/35,517.87 = 14,411.40/x
  3. Step 3: Cross multiply
    25,743.57x = 35,517.87 × 14,411.40
  4. Step 4: Simplify right side
    25,743.57x = 511,862,231.72
  5. Step 5: Solve for x
    x = 511,862,231.72/25,743.57
  6. Step 6: Final answer
    x = 19,883.11

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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.