Home / 17,747.51-26,623.40-7,215.29

Finding the Fourth Proportional to 17,747.51, 26,623.40 and 7,215.29

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Solution

The fourth proportional to 17,747.51, 26,623.40 and 7,215.29 is: 10,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.51 : 26,623.40 = 7,215.29 : x
  2. Step 2: Convert to fraction form
    17,747.51/26,623.40 = 7,215.29/x
  3. Step 3: Cross multiply
    17,747.51x = 26,623.40 × 7,215.29
  4. Step 4: Simplify right side
    17,747.51x = 192,095,382.59
  5. Step 5: Solve for x
    x = 192,095,382.59/17,747.51
  6. Step 6: Final answer
    x = 10,823.79

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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.