Home / 26,899.11-40,306.47-17,017.50

Finding the Fourth Proportional to 26,899.11, 40,306.47 and 17,017.50

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Solution

The fourth proportional to 26,899.11, 40,306.47 and 17,017.50 is: 25,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.11 : 40,306.47 = 17,017.50 : x
  2. Step 2: Convert to fraction form
    26,899.11/40,306.47 = 17,017.50/x
  3. Step 3: Cross multiply
    26,899.11x = 40,306.47 × 17,017.50
  4. Step 4: Simplify right side
    26,899.11x = 685,915,353.23
  5. Step 5: Solve for x
    x = 685,915,353.23/26,899.11
  6. Step 6: Final answer
    x = 25,499.56

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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.