Home / 26,778.11-39,927.75-26,042.45

Finding the Fourth Proportional to 26,778.11, 39,927.75 and 26,042.45

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Solution

The fourth proportional to 26,778.11, 39,927.75 and 26,042.45 is: 38,830.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.11 : 39,927.75 = 26,042.45 : x
  2. Step 2: Convert to fraction form
    26,778.11/39,927.75 = 26,042.45/x
  3. Step 3: Cross multiply
    26,778.11x = 39,927.75 × 26,042.45
  4. Step 4: Simplify right side
    26,778.11x = 1,039,816,432.99
  5. Step 5: Solve for x
    x = 1,039,816,432.99/26,778.11
  6. Step 6: Final answer
    x = 38,830.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.