Home / 26,343.16-39,508.82-7,619.02

Finding the Fourth Proportional to 26,343.16, 39,508.82 and 7,619.02

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Solution

The fourth proportional to 26,343.16, 39,508.82 and 7,619.02 is: 11,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.16 : 39,508.82 = 7,619.02 : x
  2. Step 2: Convert to fraction form
    26,343.16/39,508.82 = 7,619.02/x
  3. Step 3: Cross multiply
    26,343.16x = 39,508.82 × 7,619.02
  4. Step 4: Simplify right side
    26,343.16x = 301,018,489.76
  5. Step 5: Solve for x
    x = 301,018,489.76/26,343.16
  6. Step 6: Final answer
    x = 11,426.82

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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.