Home / 26,601.60-39,934.80-26,407.20

Finding the Fourth Proportional to 26,601.60, 39,934.80 and 26,407.20

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Solution

The fourth proportional to 26,601.60, 39,934.80 and 26,407.20 is: 39,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601.60 : 39,934.80 = 26,407.20 : x
  2. Step 2: Convert to fraction form
    26,601.60/39,934.80 = 26,407.20/x
  3. Step 3: Cross multiply
    26,601.60x = 39,934.80 × 26,407.20
  4. Step 4: Simplify right side
    26,601.60x = 1,054,566,250.56
  5. Step 5: Solve for x
    x = 1,054,566,250.56/26,601.60
  6. Step 6: Final answer
    x = 39,642.96

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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.