Home / 26,339.97-39,505.53-8,809.77

Finding the Fourth Proportional to 26,339.97, 39,505.53 and 8,809.77

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Solution

The fourth proportional to 26,339.97, 39,505.53 and 8,809.77 is: 13,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.97 : 39,505.53 = 8,809.77 : x
  2. Step 2: Convert to fraction form
    26,339.97/39,505.53 = 8,809.77/x
  3. Step 3: Cross multiply
    26,339.97x = 39,505.53 × 8,809.77
  4. Step 4: Simplify right side
    26,339.97x = 348,034,633.03
  5. Step 5: Solve for x
    x = 348,034,633.03/26,339.97
  6. Step 6: Final answer
    x = 13,213.17

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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.