Home / 17,115.95-23,620.19-10,042.49

Finding the Fourth Proportional to 17,115.95, 23,620.19 and 10,042.49

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Solution

The fourth proportional to 17,115.95, 23,620.19 and 10,042.49 is: 13,858.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.95 : 23,620.19 = 10,042.49 : x
  2. Step 2: Convert to fraction form
    17,115.95/23,620.19 = 10,042.49/x
  3. Step 3: Cross multiply
    17,115.95x = 23,620.19 × 10,042.49
  4. Step 4: Simplify right side
    17,115.95x = 237,205,521.87
  5. Step 5: Solve for x
    x = 237,205,521.87/17,115.95
  6. Step 6: Final answer
    x = 13,858.74

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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.