Home / 26,855.32-40,287.08-13,700.52

Finding the Fourth Proportional to 26,855.32, 40,287.08 and 13,700.52

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Solution

The fourth proportional to 26,855.32, 40,287.08 and 13,700.52 is: 20,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.32 : 40,287.08 = 13,700.52 : x
  2. Step 2: Convert to fraction form
    26,855.32/40,287.08 = 13,700.52/x
  3. Step 3: Cross multiply
    26,855.32x = 40,287.08 × 13,700.52
  4. Step 4: Simplify right side
    26,855.32x = 551,953,945.28
  5. Step 5: Solve for x
    x = 551,953,945.28/26,855.32
  6. Step 6: Final answer
    x = 20,552.87

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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.