Home / 15,759.48-23,616.90-8,742.56

Finding the Fourth Proportional to 15,759.48, 23,616.90 and 8,742.56

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Solution

The fourth proportional to 15,759.48, 23,616.90 and 8,742.56 is: 13,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759.48 : 23,616.90 = 8,742.56 : x
  2. Step 2: Convert to fraction form
    15,759.48/23,616.90 = 8,742.56/x
  3. Step 3: Cross multiply
    15,759.48x = 23,616.90 × 8,742.56
  4. Step 4: Simplify right side
    15,759.48x = 206,472,165.26
  5. Step 5: Solve for x
    x = 206,472,165.26/15,759.48
  6. Step 6: Final answer
    x = 13,101.46

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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.