Home / 40,905.94-61,352.07-11,326.76

Finding the Fourth Proportional to 40,905.94, 61,352.07 and 11,326.76

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Solution

The fourth proportional to 40,905.94, 61,352.07 and 11,326.76 is: 16,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.94 : 61,352.07 = 11,326.76 : x
  2. Step 2: Convert to fraction form
    40,905.94/61,352.07 = 11,326.76/x
  3. Step 3: Cross multiply
    40,905.94x = 61,352.07 × 11,326.76
  4. Step 4: Simplify right side
    40,905.94x = 694,920,172.39
  5. Step 5: Solve for x
    x = 694,920,172.39/40,905.94
  6. Step 6: Final answer
    x = 16,988.25

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1.5x scale

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.