Home / 29,885.72-41,240.81-16,458.14

Finding the Fourth Proportional to 29,885.72, 41,240.81 and 16,458.14

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Solution

The fourth proportional to 29,885.72, 41,240.81 and 16,458.14 is: 22,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.72 : 41,240.81 = 16,458.14 : x
  2. Step 2: Convert to fraction form
    29,885.72/41,240.81 = 16,458.14/x
  3. Step 3: Cross multiply
    29,885.72x = 41,240.81 × 16,458.14
  4. Step 4: Simplify right side
    29,885.72x = 678,747,168.94
  5. Step 5: Solve for x
    x = 678,747,168.94/29,885.72
  6. Step 6: Final answer
    x = 22,711.42

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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.