Home / 17,866.13-26,801.31-4,718.62

Finding the Fourth Proportional to 17,866.13, 26,801.31 and 4,718.62

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Solution

The fourth proportional to 17,866.13, 26,801.31 and 4,718.62 is: 7,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.13 : 26,801.31 = 4,718.62 : x
  2. Step 2: Convert to fraction form
    17,866.13/26,801.31 = 4,718.62/x
  3. Step 3: Cross multiply
    17,866.13x = 26,801.31 × 4,718.62
  4. Step 4: Simplify right side
    17,866.13x = 126,465,063.39
  5. Step 5: Solve for x
    x = 126,465,063.39/17,866.13
  6. Step 6: Final answer
    x = 7,078.48

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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.