Home / 15,521.43-23,293.43-11,636.31

Finding the Fourth Proportional to 15,521.43, 23,293.43 and 11,636.31

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Solution

The fourth proportional to 15,521.43, 23,293.43 and 11,636.31 is: 17,462.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521.43 : 23,293.43 = 11,636.31 : x
  2. Step 2: Convert to fraction form
    15,521.43/23,293.43 = 11,636.31/x
  3. Step 3: Cross multiply
    15,521.43x = 23,293.43 × 11,636.31
  4. Step 4: Simplify right side
    15,521.43x = 271,049,514.26
  5. Step 5: Solve for x
    x = 271,049,514.26/15,521.43
  6. Step 6: Final answer
    x = 17,462.92

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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.