Home / 18,542.04-27,814.36-7,448.74

Finding the Fourth Proportional to 18,542.04, 27,814.36 and 7,448.74

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Solution

The fourth proportional to 18,542.04, 27,814.36 and 7,448.74 is: 11,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.04 : 27,814.36 = 7,448.74 : x
  2. Step 2: Convert to fraction form
    18,542.04/27,814.36 = 7,448.74/x
  3. Step 3: Cross multiply
    18,542.04x = 27,814.36 × 7,448.74
  4. Step 4: Simplify right side
    18,542.04x = 207,181,935.91
  5. Step 5: Solve for x
    x = 207,181,935.91/18,542.04
  6. Step 6: Final answer
    x = 11,173.63

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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.