Home / 15,726.38-23,567.52-8,709.62

Finding the Fourth Proportional to 15,726.38, 23,567.52 and 8,709.62

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Solution

The fourth proportional to 15,726.38, 23,567.52 and 8,709.62 is: 13,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726.38 : 23,567.52 = 8,709.62 : x
  2. Step 2: Convert to fraction form
    15,726.38/23,567.52 = 8,709.62/x
  3. Step 3: Cross multiply
    15,726.38x = 23,567.52 × 8,709.62
  4. Step 4: Simplify right side
    15,726.38x = 205,264,143.54
  5. Step 5: Solve for x
    x = 205,264,143.54/15,726.38
  6. Step 6: Final answer
    x = 13,052.22

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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.