Home / 21,727.04-32,395.95-21,333.38

Finding the Fourth Proportional to 21,727.04, 32,395.95 and 21,333.38

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Solution

The fourth proportional to 21,727.04, 32,395.95 and 21,333.38 is: 31,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.04 : 32,395.95 = 21,333.38 : x
  2. Step 2: Convert to fraction form
    21,727.04/32,395.95 = 21,333.38/x
  3. Step 3: Cross multiply
    21,727.04x = 32,395.95 × 21,333.38
  4. Step 4: Simplify right side
    21,727.04x = 691,114,949.83
  5. Step 5: Solve for x
    x = 691,114,949.83/21,727.04
  6. Step 6: Final answer
    x = 31,808.99

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.