Home / 40,930.84-61,409.22-14,635

Finding the Fourth Proportional to 40,930.84, 61,409.22 and 14,635

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Solution

The fourth proportional to 40,930.84, 61,409.22 and 14,635 is: 21,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,930.84 : 61,409.22 = 14,635 : x
  2. Step 2: Convert to fraction form
    40,930.84/61,409.22 = 14,635/x
  3. Step 3: Cross multiply
    40,930.84x = 61,409.22 × 14,635
  4. Step 4: Simplify right side
    40,930.84x = 898,723,934.70
  5. Step 5: Solve for x
    x = 898,723,934.70/40,930.84
  6. Step 6: Final answer
    x = 21,957.13

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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.