Home / 15,725.73-23,567.10-8,695.32

Finding the Fourth Proportional to 15,725.73, 23,567.10 and 8,695.32

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Solution

The fourth proportional to 15,725.73, 23,567.10 and 8,695.32 is: 13,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.73 : 23,567.10 = 8,695.32 : x
  2. Step 2: Convert to fraction form
    15,725.73/23,567.10 = 8,695.32/x
  3. Step 3: Cross multiply
    15,725.73x = 23,567.10 × 8,695.32
  4. Step 4: Simplify right side
    15,725.73x = 204,923,475.97
  5. Step 5: Solve for x
    x = 204,923,475.97/15,725.73
  6. Step 6: Final answer
    x = 13,031.09

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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.