Home / 18,622.47-27,934.01-4,582.53

Finding the Fourth Proportional to 18,622.47, 27,934.01 and 4,582.53

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Solution

The fourth proportional to 18,622.47, 27,934.01 and 4,582.53 is: 6,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622.47 : 27,934.01 = 4,582.53 : x
  2. Step 2: Convert to fraction form
    18,622.47/27,934.01 = 4,582.53/x
  3. Step 3: Cross multiply
    18,622.47x = 27,934.01 × 4,582.53
  4. Step 4: Simplify right side
    18,622.47x = 128,008,415.93
  5. Step 5: Solve for x
    x = 128,008,415.93/18,622.47
  6. Step 6: Final answer
    x = 6,873.87

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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.