Home / 26,262.44-39,335.78-21,707.78

Finding the Fourth Proportional to 26,262.44, 39,335.78 and 21,707.78

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Solution

The fourth proportional to 26,262.44, 39,335.78 and 21,707.78 is: 32,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,262.44 : 39,335.78 = 21,707.78 : x
  2. Step 2: Convert to fraction form
    26,262.44/39,335.78 = 21,707.78/x
  3. Step 3: Cross multiply
    26,262.44x = 39,335.78 × 21,707.78
  4. Step 4: Simplify right side
    26,262.44x = 853,892,153.15
  5. Step 5: Solve for x
    x = 853,892,153.15/26,262.44
  6. Step 6: Final answer
    x = 32,513.82

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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.