Home / 29,701.05-40,987.46-16,272.82

Finding the Fourth Proportional to 29,701.05, 40,987.46 and 16,272.82

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Solution

The fourth proportional to 29,701.05, 40,987.46 and 16,272.82 is: 22,456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.05 : 40,987.46 = 16,272.82 : x
  2. Step 2: Convert to fraction form
    29,701.05/40,987.46 = 16,272.82/x
  3. Step 3: Cross multiply
    29,701.05x = 40,987.46 × 16,272.82
  4. Step 4: Simplify right side
    29,701.05x = 666,981,392.24
  5. Step 5: Solve for x
    x = 666,981,392.24/29,701.05
  6. Step 6: Final answer
    x = 22,456.49

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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.