Home / 21,175.26-31,763.16-8,024.10

Finding the Fourth Proportional to 21,175.26, 31,763.16 and 8,024.10

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Solution

The fourth proportional to 21,175.26, 31,763.16 and 8,024.10 is: 12,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,175.26 : 31,763.16 = 8,024.10 : x
  2. Step 2: Convert to fraction form
    21,175.26/31,763.16 = 8,024.10/x
  3. Step 3: Cross multiply
    21,175.26x = 31,763.16 × 8,024.10
  4. Step 4: Simplify right side
    21,175.26x = 254,870,772.16
  5. Step 5: Solve for x
    x = 254,870,772.16/21,175.26
  6. Step 6: Final answer
    x = 12,036.25

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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.