Home / 17,715.29-24,447.10-9,757.49

Finding the Fourth Proportional to 17,715.29, 24,447.10 and 9,757.49

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Solution

The fourth proportional to 17,715.29, 24,447.10 and 9,757.49 is: 13,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.29 : 24,447.10 = 9,757.49 : x
  2. Step 2: Convert to fraction form
    17,715.29/24,447.10 = 9,757.49/x
  3. Step 3: Cross multiply
    17,715.29x = 24,447.10 × 9,757.49
  4. Step 4: Simplify right side
    17,715.29x = 238,542,370.50
  5. Step 5: Solve for x
    x = 238,542,370.50/17,715.29
  6. Step 6: Final answer
    x = 13,465.34

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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.