Home / 26,532.97-36,620.70-15,210.05

Finding the Fourth Proportional to 26,532.97, 36,620.70 and 15,210.05

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Solution

The fourth proportional to 26,532.97, 36,620.70 and 15,210.05 is: 20,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,532.97 : 36,620.70 = 15,210.05 : x
  2. Step 2: Convert to fraction form
    26,532.97/36,620.70 = 15,210.05/x
  3. Step 3: Cross multiply
    26,532.97x = 36,620.70 × 15,210.05
  4. Step 4: Simplify right side
    26,532.97x = 557,002,678.04
  5. Step 5: Solve for x
    x = 557,002,678.04/26,532.97
  6. Step 6: Final answer
    x = 20,992.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.