Home / 15,062.07-20,786.19-9,092.57

Finding the Fourth Proportional to 15,062.07, 20,786.19 and 9,092.57

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Solution

The fourth proportional to 15,062.07, 20,786.19 and 9,092.57 is: 12,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.07 : 20,786.19 = 9,092.57 : x
  2. Step 2: Convert to fraction form
    15,062.07/20,786.19 = 9,092.57/x
  3. Step 3: Cross multiply
    15,062.07x = 20,786.19 × 9,092.57
  4. Step 4: Simplify right side
    15,062.07x = 188,999,887.61
  5. Step 5: Solve for x
    x = 188,999,887.61/15,062.07
  6. Step 6: Final answer
    x = 12,548.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.