Home / 15,859.06-23,781.14-9,197.45

Finding the Fourth Proportional to 15,859.06, 23,781.14 and 9,197.45

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Solution

The fourth proportional to 15,859.06, 23,781.14 and 9,197.45 is: 13,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.06 : 23,781.14 = 9,197.45 : x
  2. Step 2: Convert to fraction form
    15,859.06/23,781.14 = 9,197.45/x
  3. Step 3: Cross multiply
    15,859.06x = 23,781.14 × 9,197.45
  4. Step 4: Simplify right side
    15,859.06x = 218,725,823.10
  5. Step 5: Solve for x
    x = 218,725,823.10/15,859.06
  6. Step 6: Final answer
    x = 13,791.85

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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.