Home / 26,806.08-40,243.68-14,502.72

Finding the Fourth Proportional to 26,806.08, 40,243.68 and 14,502.72

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Solution

The fourth proportional to 26,806.08, 40,243.68 and 14,502.72 is: 21,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.08 : 40,243.68 = 14,502.72 : x
  2. Step 2: Convert to fraction form
    26,806.08/40,243.68 = 14,502.72/x
  3. Step 3: Cross multiply
    26,806.08x = 40,243.68 × 14,502.72
  4. Step 4: Simplify right side
    26,806.08x = 583,642,822.81
  5. Step 5: Solve for x
    x = 583,642,822.81/26,806.08
  6. Step 6: Final answer
    x = 21,772.78

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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.