Home / 26,246.77-39,386.49-10,664.40

Finding the Fourth Proportional to 26,246.77, 39,386.49 and 10,664.40

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Solution

The fourth proportional to 26,246.77, 39,386.49 and 10,664.40 is: 16,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,246.77 : 39,386.49 = 10,664.40 : x
  2. Step 2: Convert to fraction form
    26,246.77/39,386.49 = 10,664.40/x
  3. Step 3: Cross multiply
    26,246.77x = 39,386.49 × 10,664.40
  4. Step 4: Simplify right side
    26,246.77x = 420,033,230.10
  5. Step 5: Solve for x
    x = 420,033,230.10/26,246.77
  6. Step 6: Final answer
    x = 16,003.23

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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.