Home / 40,816.46-61,237.91-20,025.38

Finding the Fourth Proportional to 40,816.46, 61,237.91 and 20,025.38

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Solution

The fourth proportional to 40,816.46, 61,237.91 and 20,025.38 is: 30,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,816.46 : 61,237.91 = 20,025.38 : x
  2. Step 2: Convert to fraction form
    40,816.46/61,237.91 = 20,025.38/x
  3. Step 3: Cross multiply
    40,816.46x = 61,237.91 × 20,025.38
  4. Step 4: Simplify right side
    40,816.46x = 1,226,312,011.84
  5. Step 5: Solve for x
    x = 1,226,312,011.84/40,816.46
  6. Step 6: Final answer
    x = 30,044.55

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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.