Home / 26,819.12-40,232.40-8,097.02

Finding the Fourth Proportional to 26,819.12, 40,232.40 and 8,097.02

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Solution

The fourth proportional to 26,819.12, 40,232.40 and 8,097.02 is: 12,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.12 : 40,232.40 = 8,097.02 : x
  2. Step 2: Convert to fraction form
    26,819.12/40,232.40 = 8,097.02/x
  3. Step 3: Cross multiply
    26,819.12x = 40,232.40 × 8,097.02
  4. Step 4: Simplify right side
    26,819.12x = 325,762,547.45
  5. Step 5: Solve for x
    x = 325,762,547.45/26,819.12
  6. Step 6: Final answer
    x = 12,146.65

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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.