Home / 16,144.01-22,279.43-9,070.45

Finding the Fourth Proportional to 16,144.01, 22,279.43 and 9,070.45

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Solution

The fourth proportional to 16,144.01, 22,279.43 and 9,070.45 is: 12,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.01 : 22,279.43 = 9,070.45 : x
  2. Step 2: Convert to fraction form
    16,144.01/22,279.43 = 9,070.45/x
  3. Step 3: Cross multiply
    16,144.01x = 22,279.43 × 9,070.45
  4. Step 4: Simplify right side
    16,144.01x = 202,084,455.84
  5. Step 5: Solve for x
    x = 202,084,455.84/16,144.01
  6. Step 6: Final answer
    x = 12,517.61

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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.