Home / 16,272.90-22,455.90-9,199.17

Finding the Fourth Proportional to 16,272.90, 22,455.90 and 9,199.17

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Solution

The fourth proportional to 16,272.90, 22,455.90 and 9,199.17 is: 12,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.90 : 22,455.90 = 9,199.17 : x
  2. Step 2: Convert to fraction form
    16,272.90/22,455.90 = 9,199.17/x
  3. Step 3: Cross multiply
    16,272.90x = 22,455.90 × 9,199.17
  4. Step 4: Simplify right side
    16,272.90x = 206,575,641.60
  5. Step 5: Solve for x
    x = 206,575,641.60/16,272.90
  6. Step 6: Final answer
    x = 12,694.46

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1.5x scale

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.