Home / 26,299.89-39,457.13-14,621.31

Finding the Fourth Proportional to 26,299.89, 39,457.13 and 14,621.31

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Solution

The fourth proportional to 26,299.89, 39,457.13 and 14,621.31 is: 21,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299.89 : 39,457.13 = 14,621.31 : x
  2. Step 2: Convert to fraction form
    26,299.89/39,457.13 = 14,621.31/x
  3. Step 3: Cross multiply
    26,299.89x = 39,457.13 × 14,621.31
  4. Step 4: Simplify right side
    26,299.89x = 576,914,856.33
  5. Step 5: Solve for x
    x = 576,914,856.33/26,299.89
  6. Step 6: Final answer
    x = 21,936.02

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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.