Home / 26,986.23-37,251.24-20,291.29

Finding the Fourth Proportional to 26,986.23, 37,251.24 and 20,291.29

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Solution

The fourth proportional to 26,986.23, 37,251.24 and 20,291.29 is: 28,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.23 : 37,251.24 = 20,291.29 : x
  2. Step 2: Convert to fraction form
    26,986.23/37,251.24 = 20,291.29/x
  3. Step 3: Cross multiply
    26,986.23x = 37,251.24 × 20,291.29
  4. Step 4: Simplify right side
    26,986.23x = 755,875,713.70
  5. Step 5: Solve for x
    x = 755,875,713.70/26,986.23
  6. Step 6: Final answer
    x = 28,009.68

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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.