Home / 41,218-61,776.32-19,000.56

Finding the Fourth Proportional to 41,218, 61,776.32 and 19,000.56

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Solution

The fourth proportional to 41,218, 61,776.32 and 19,000.56 is: 28,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,218 : 61,776.32 = 19,000.56 : x
  2. Step 2: Convert to fraction form
    41,218/61,776.32 = 19,000.56/x
  3. Step 3: Cross multiply
    41,218x = 61,776.32 × 19,000.56
  4. Step 4: Simplify right side
    41,218x = 1,173,784,674.74
  5. Step 5: Solve for x
    x = 1,173,784,674.74/41,218
  6. Step 6: Final answer
    x = 28,477.48

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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.