Home / 18,309.74-27,468.75-6,622.95

Finding the Fourth Proportional to 18,309.74, 27,468.75 and 6,622.95

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Solution

The fourth proportional to 18,309.74, 27,468.75 and 6,622.95 is: 9,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,309.74 : 27,468.75 = 6,622.95 : x
  2. Step 2: Convert to fraction form
    18,309.74/27,468.75 = 6,622.95/x
  3. Step 3: Cross multiply
    18,309.74x = 27,468.75 × 6,622.95
  4. Step 4: Simplify right side
    18,309.74x = 181,924,157.81
  5. Step 5: Solve for x
    x = 181,924,157.81/18,309.74
  6. Step 6: Final answer
    x = 9,935.93

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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.