Home / 17,785.82-26,680.28-4,638.17

Finding the Fourth Proportional to 17,785.82, 26,680.28 and 4,638.17

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Solution

The fourth proportional to 17,785.82, 26,680.28 and 4,638.17 is: 6,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.82 : 26,680.28 = 4,638.17 : x
  2. Step 2: Convert to fraction form
    17,785.82/26,680.28 = 4,638.17/x
  3. Step 3: Cross multiply
    17,785.82x = 26,680.28 × 4,638.17
  4. Step 4: Simplify right side
    17,785.82x = 123,747,674.29
  5. Step 5: Solve for x
    x = 123,747,674.29/17,785.82
  6. Step 6: Final answer
    x = 6,957.66

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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.