Home / 26,309.29-39,439.34-9,664.86

Finding the Fourth Proportional to 26,309.29, 39,439.34 and 9,664.86

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Solution

The fourth proportional to 26,309.29, 39,439.34 and 9,664.86 is: 14,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.29 : 39,439.34 = 9,664.86 : x
  2. Step 2: Convert to fraction form
    26,309.29/39,439.34 = 9,664.86/x
  3. Step 3: Cross multiply
    26,309.29x = 39,439.34 × 9,664.86
  4. Step 4: Simplify right side
    26,309.29x = 381,175,475.46
  5. Step 5: Solve for x
    x = 381,175,475.46/26,309.29
  6. Step 6: Final answer
    x = 14,488.25

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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.