Home / 29,691.12-40,974.48-16,262.94

Finding the Fourth Proportional to 29,691.12, 40,974.48 and 16,262.94

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Solution

The fourth proportional to 29,691.12, 40,974.48 and 16,262.94 is: 22,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.12 : 40,974.48 = 16,262.94 : x
  2. Step 2: Convert to fraction form
    29,691.12/40,974.48 = 16,262.94/x
  3. Step 3: Cross multiply
    29,691.12x = 40,974.48 × 16,262.94
  4. Step 4: Simplify right side
    29,691.12x = 666,365,509.77
  5. Step 5: Solve for x
    x = 666,365,509.77/29,691.12
  6. Step 6: Final answer
    x = 22,443.26

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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.