Home / 40,294.94-55,607.06-22,389.53

Finding the Fourth Proportional to 40,294.94, 55,607.06 and 22,389.53

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Solution

The fourth proportional to 40,294.94, 55,607.06 and 22,389.53 is: 30,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,294.94 : 55,607.06 = 22,389.53 : x
  2. Step 2: Convert to fraction form
    40,294.94/55,607.06 = 22,389.53/x
  3. Step 3: Cross multiply
    40,294.94x = 55,607.06 × 22,389.53
  4. Step 4: Simplify right side
    40,294.94x = 1,245,015,716.02
  5. Step 5: Solve for x
    x = 1,245,015,716.02/40,294.94
  6. Step 6: Final answer
    x = 30,897.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.