Home / 26,398.56-39,601.48-8,869.74

Finding the Fourth Proportional to 26,398.56, 39,601.48 and 8,869.74

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Solution

The fourth proportional to 26,398.56, 39,601.48 and 8,869.74 is: 13,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.56 : 39,601.48 = 8,869.74 : x
  2. Step 2: Convert to fraction form
    26,398.56/39,601.48 = 8,869.74/x
  3. Step 3: Cross multiply
    26,398.56x = 39,601.48 × 8,869.74
  4. Step 4: Simplify right side
    26,398.56x = 351,254,831.22
  5. Step 5: Solve for x
    x = 351,254,831.22/26,398.56
  6. Step 6: Final answer
    x = 13,305.83

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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.