Home / 26,243.46-39,344.40-13,089.06

Finding the Fourth Proportional to 26,243.46, 39,344.40 and 13,089.06

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Solution

The fourth proportional to 26,243.46, 39,344.40 and 13,089.06 is: 19,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243.46 : 39,344.40 = 13,089.06 : x
  2. Step 2: Convert to fraction form
    26,243.46/39,344.40 = 13,089.06/x
  3. Step 3: Cross multiply
    26,243.46x = 39,344.40 × 13,089.06
  4. Step 4: Simplify right side
    26,243.46x = 514,981,212.26
  5. Step 5: Solve for x
    x = 514,981,212.26/26,243.46
  6. Step 6: Final answer
    x = 19,623.22

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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.