Home / 17,919.29-26,845.22-10,501.72

Finding the Fourth Proportional to 17,919.29, 26,845.22 and 10,501.72

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Solution

The fourth proportional to 17,919.29, 26,845.22 and 10,501.72 is: 15,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919.29 : 26,845.22 = 10,501.72 : x
  2. Step 2: Convert to fraction form
    17,919.29/26,845.22 = 10,501.72/x
  3. Step 3: Cross multiply
    17,919.29x = 26,845.22 × 10,501.72
  4. Step 4: Simplify right side
    17,919.29x = 281,920,797.04
  5. Step 5: Solve for x
    x = 281,920,797.04/17,919.29
  6. Step 6: Final answer
    x = 15,732.81

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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.