Home / 29,878.73-41,231.14-16,451.15

Finding the Fourth Proportional to 29,878.73, 41,231.14 and 16,451.15

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Solution

The fourth proportional to 29,878.73, 41,231.14 and 16,451.15 is: 22,701.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.73 : 41,231.14 = 16,451.15 : x
  2. Step 2: Convert to fraction form
    29,878.73/41,231.14 = 16,451.15/x
  3. Step 3: Cross multiply
    29,878.73x = 41,231.14 × 16,451.15
  4. Step 4: Simplify right side
    29,878.73x = 678,299,668.81
  5. Step 5: Solve for x
    x = 678,299,668.81/29,878.73
  6. Step 6: Final answer
    x = 22,701.76

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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.