Home / 17,297.29-25,921.60-9,890.65

Finding the Fourth Proportional to 17,297.29, 25,921.60 and 9,890.65

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Solution

The fourth proportional to 17,297.29, 25,921.60 and 9,890.65 is: 14,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.29 : 25,921.60 = 9,890.65 : x
  2. Step 2: Convert to fraction form
    17,297.29/25,921.60 = 9,890.65/x
  3. Step 3: Cross multiply
    17,297.29x = 25,921.60 × 9,890.65
  4. Step 4: Simplify right side
    17,297.29x = 256,381,473.04
  5. Step 5: Solve for x
    x = 256,381,473.04/17,297.29
  6. Step 6: Final answer
    x = 14,822.06

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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.