Home / 17,864.80-26,790.91-7,331.76

Finding the Fourth Proportional to 17,864.80, 26,790.91 and 7,331.76

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Solution

The fourth proportional to 17,864.80, 26,790.91 and 7,331.76 is: 10,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,864.80 : 26,790.91 = 7,331.76 : x
  2. Step 2: Convert to fraction form
    17,864.80/26,790.91 = 7,331.76/x
  3. Step 3: Cross multiply
    17,864.80x = 26,790.91 × 7,331.76
  4. Step 4: Simplify right side
    17,864.80x = 196,424,503.97
  5. Step 5: Solve for x
    x = 196,424,503.97/17,864.80
  6. Step 6: Final answer
    x = 10,995.06

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1.5x scale

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.