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Finding the Fourth Proportional to 26,482.32, 39,719.16 and 8,010

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Solution

The fourth proportional to 26,482.32, 39,719.16 and 8,010 is: 12,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,482.32 : 39,719.16 = 8,010 : x
  2. Step 2: Convert to fraction form
    26,482.32/39,719.16 = 8,010/x
  3. Step 3: Cross multiply
    26,482.32x = 39,719.16 × 8,010
  4. Step 4: Simplify right side
    26,482.32x = 318,150,471.60
  5. Step 5: Solve for x
    x = 318,150,471.60/26,482.32
  6. Step 6: Final answer
    x = 12,013.69

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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.