Home / 29,699.39-40,983.23-16,270.61

Finding the Fourth Proportional to 29,699.39, 40,983.23 and 16,270.61

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Solution

The fourth proportional to 29,699.39, 40,983.23 and 16,270.61 is: 22,452.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,699.39 : 40,983.23 = 16,270.61 : x
  2. Step 2: Convert to fraction form
    29,699.39/40,983.23 = 16,270.61/x
  3. Step 3: Cross multiply
    29,699.39x = 40,983.23 × 16,270.61
  4. Step 4: Simplify right side
    29,699.39x = 666,821,987.63
  5. Step 5: Solve for x
    x = 666,821,987.63/29,699.39
  6. Step 6: Final answer
    x = 22,452.38

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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.