Home / 29,815.01-41,145.80-16,387.29

Finding the Fourth Proportional to 29,815.01, 41,145.80 and 16,387.29

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Solution

The fourth proportional to 29,815.01, 41,145.80 and 16,387.29 is: 22,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,815.01 : 41,145.80 = 16,387.29 : x
  2. Step 2: Convert to fraction form
    29,815.01/41,145.80 = 16,387.29/x
  3. Step 3: Cross multiply
    29,815.01x = 41,145.80 × 16,387.29
  4. Step 4: Simplify right side
    29,815.01x = 674,268,156.88
  5. Step 5: Solve for x
    x = 674,268,156.88/29,815.01
  6. Step 6: Final answer
    x = 22,615.06

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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.