Home / 29,815.70-41,146.25-16,387.52

Finding the Fourth Proportional to 29,815.70, 41,146.25 and 16,387.52

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Solution

The fourth proportional to 29,815.70, 41,146.25 and 16,387.52 is: 22,615.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.70 : 41,146.25 = 16,387.52 : x
  2. Step 2: Convert to fraction form
    29,815.70/41,146.25 = 16,387.52/x
  3. Step 3: Cross multiply
    29,815.70x = 41,146.25 × 16,387.52
  4. Step 4: Simplify right side
    29,815.70x = 674,284,707.13
  5. Step 5: Solve for x
    x = 674,284,707.13/29,815.70
  6. Step 6: Final answer
    x = 22,615.09

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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.