Home / 17,640.54-26,456.28-6,541.08

Finding the Fourth Proportional to 17,640.54, 26,456.28 and 6,541.08

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Solution

The fourth proportional to 17,640.54, 26,456.28 and 6,541.08 is: 9,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.54 : 26,456.28 = 6,541.08 : x
  2. Step 2: Convert to fraction form
    17,640.54/26,456.28 = 6,541.08/x
  3. Step 3: Cross multiply
    17,640.54x = 26,456.28 × 6,541.08
  4. Step 4: Simplify right side
    17,640.54x = 173,052,643.98
  5. Step 5: Solve for x
    x = 173,052,643.98/17,640.54
  6. Step 6: Final answer
    x = 9,809.94

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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.