Home / 41,021.91-61,541.10-12,946.30

Finding the Fourth Proportional to 41,021.91, 61,541.10 and 12,946.30

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Solution

The fourth proportional to 41,021.91, 61,541.10 and 12,946.30 is: 19,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,021.91 : 61,541.10 = 12,946.30 : x
  2. Step 2: Convert to fraction form
    41,021.91/61,541.10 = 12,946.30/x
  3. Step 3: Cross multiply
    41,021.91x = 61,541.10 × 12,946.30
  4. Step 4: Simplify right side
    41,021.91x = 796,729,389.08
  5. Step 5: Solve for x
    x = 796,729,389.08/41,021.91
  6. Step 6: Final answer
    x = 19,422.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.