Home / 17,947.55-26,894.03-8,574.65

Finding the Fourth Proportional to 17,947.55, 26,894.03 and 8,574.65

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Solution

The fourth proportional to 17,947.55, 26,894.03 and 8,574.65 is: 12,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.55 : 26,894.03 = 8,574.65 : x
  2. Step 2: Convert to fraction form
    17,947.55/26,894.03 = 8,574.65/x
  3. Step 3: Cross multiply
    17,947.55x = 26,894.03 × 8,574.65
  4. Step 4: Simplify right side
    17,947.55x = 230,606,983.01
  5. Step 5: Solve for x
    x = 230,606,983.01/17,947.55
  6. Step 6: Final answer
    x = 12,848.94

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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.