Home / 26,350.49-39,541.31-9,722.21

Finding the Fourth Proportional to 26,350.49, 39,541.31 and 9,722.21

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Solution

The fourth proportional to 26,350.49, 39,541.31 and 9,722.21 is: 14,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,350.49 : 39,541.31 = 9,722.21 : x
  2. Step 2: Convert to fraction form
    26,350.49/39,541.31 = 9,722.21/x
  3. Step 3: Cross multiply
    26,350.49x = 39,541.31 × 9,722.21
  4. Step 4: Simplify right side
    26,350.49x = 384,428,673.18
  5. Step 5: Solve for x
    x = 384,428,673.18/26,350.49
  6. Step 6: Final answer
    x = 14,589.05

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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.