Home / 40,894.73-61,342.01-12,816.94

Finding the Fourth Proportional to 40,894.73, 61,342.01 and 12,816.94

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Solution

The fourth proportional to 40,894.73, 61,342.01 and 12,816.94 is: 19,225.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.73 : 61,342.01 = 12,816.94 : x
  2. Step 2: Convert to fraction form
    40,894.73/61,342.01 = 12,816.94/x
  3. Step 3: Cross multiply
    40,894.73x = 61,342.01 × 12,816.94
  4. Step 4: Simplify right side
    40,894.73x = 786,216,861.65
  5. Step 5: Solve for x
    x = 786,216,861.65/40,894.73
  6. Step 6: Final answer
    x = 19,225.38

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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.