Home / 16,767.22-23,140-10,395.04

Finding the Fourth Proportional to 16,767.22, 23,140 and 10,395.04

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Solution

The fourth proportional to 16,767.22, 23,140 and 10,395.04 is: 14,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.22 : 23,140 = 10,395.04 : x
  2. Step 2: Convert to fraction form
    16,767.22/23,140 = 10,395.04/x
  3. Step 3: Cross multiply
    16,767.22x = 23,140 × 10,395.04
  4. Step 4: Simplify right side
    16,767.22x = 240,541,225.60
  5. Step 5: Solve for x
    x = 240,541,225.60/16,767.22
  6. Step 6: Final answer
    x = 14,345.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.