Home / 15,712.18-23,552.55-8,695.34

Finding the Fourth Proportional to 15,712.18, 23,552.55 and 8,695.34

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Solution

The fourth proportional to 15,712.18, 23,552.55 and 8,695.34 is: 13,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,712.18 : 23,552.55 = 8,695.34 : x
  2. Step 2: Convert to fraction form
    15,712.18/23,552.55 = 8,695.34/x
  3. Step 3: Cross multiply
    15,712.18x = 23,552.55 × 8,695.34
  4. Step 4: Simplify right side
    15,712.18x = 204,797,430.12
  5. Step 5: Solve for x
    x = 204,797,430.12/15,712.18
  6. Step 6: Final answer
    x = 13,034.31

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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.