Home / 29,701.14-40,987.62-16,272.42

Finding the Fourth Proportional to 29,701.14, 40,987.62 and 16,272.42

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Solution

The fourth proportional to 29,701.14, 40,987.62 and 16,272.42 is: 22,455.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.14 : 40,987.62 = 16,272.42 : x
  2. Step 2: Convert to fraction form
    29,701.14/40,987.62 = 16,272.42/x
  3. Step 3: Cross multiply
    29,701.14x = 40,987.62 × 16,272.42
  4. Step 4: Simplify right side
    29,701.14x = 666,967,767.44
  5. Step 5: Solve for x
    x = 666,967,767.44/29,701.14
  6. Step 6: Final answer
    x = 22,455.97

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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.