Home / 17,389.38-26,021.74-15,057.44

Finding the Fourth Proportional to 17,389.38, 26,021.74 and 15,057.44

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Solution

The fourth proportional to 17,389.38, 26,021.74 and 15,057.44 is: 22,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.38 : 26,021.74 = 15,057.44 : x
  2. Step 2: Convert to fraction form
    17,389.38/26,021.74 = 15,057.44/x
  3. Step 3: Cross multiply
    17,389.38x = 26,021.74 × 15,057.44
  4. Step 4: Simplify right side
    17,389.38x = 391,820,788.75
  5. Step 5: Solve for x
    x = 391,820,788.75/17,389.38
  6. Step 6: Final answer
    x = 22,532.19

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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.