Home / 17,689.35-24,414.79-10,140.74

Finding the Fourth Proportional to 17,689.35, 24,414.79 and 10,140.74

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Solution

The fourth proportional to 17,689.35, 24,414.79 and 10,140.74 is: 13,996.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.35 : 24,414.79 = 10,140.74 : x
  2. Step 2: Convert to fraction form
    17,689.35/24,414.79 = 10,140.74/x
  3. Step 3: Cross multiply
    17,689.35x = 24,414.79 × 10,140.74
  4. Step 4: Simplify right side
    17,689.35x = 247,583,986.84
  5. Step 5: Solve for x
    x = 247,583,986.84/17,689.35
  6. Step 6: Final answer
    x = 13,996.22

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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.