Home / 15,514.61-23,242.56-9,170.51

Finding the Fourth Proportional to 15,514.61, 23,242.56 and 9,170.51

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Solution

The fourth proportional to 15,514.61, 23,242.56 and 9,170.51 is: 13,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.61 : 23,242.56 = 9,170.51 : x
  2. Step 2: Convert to fraction form
    15,514.61/23,242.56 = 9,170.51/x
  3. Step 3: Cross multiply
    15,514.61x = 23,242.56 × 9,170.51
  4. Step 4: Simplify right side
    15,514.61x = 213,146,128.91
  5. Step 5: Solve for x
    x = 213,146,128.91/15,514.61
  6. Step 6: Final answer
    x = 13,738.41

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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.