Home / 26,077.41-39,116.22-18,320.85

Finding the Fourth Proportional to 26,077.41, 39,116.22 and 18,320.85

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Solution

The fourth proportional to 26,077.41, 39,116.22 and 18,320.85 is: 27,481.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,077.41 : 39,116.22 = 18,320.85 : x
  2. Step 2: Convert to fraction form
    26,077.41/39,116.22 = 18,320.85/x
  3. Step 3: Cross multiply
    26,077.41x = 39,116.22 × 18,320.85
  4. Step 4: Simplify right side
    26,077.41x = 716,642,330.48
  5. Step 5: Solve for x
    x = 716,642,330.48/26,077.41
  6. Step 6: Final answer
    x = 27,481.35

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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.