Home / 15,513.90-23,257.68-6,160.49

Finding the Fourth Proportional to 15,513.90, 23,257.68 and 6,160.49

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Solution

The fourth proportional to 15,513.90, 23,257.68 and 6,160.49 is: 9,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.90 : 23,257.68 = 6,160.49 : x
  2. Step 2: Convert to fraction form
    15,513.90/23,257.68 = 6,160.49/x
  3. Step 3: Cross multiply
    15,513.90x = 23,257.68 × 6,160.49
  4. Step 4: Simplify right side
    15,513.90x = 143,278,705.06
  5. Step 5: Solve for x
    x = 143,278,705.06/15,513.90
  6. Step 6: Final answer
    x = 9,235.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.