Home / 18,494.04-27,740.70-5,345.94

Finding the Fourth Proportional to 18,494.04, 27,740.70 and 5,345.94

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Solution

The fourth proportional to 18,494.04, 27,740.70 and 5,345.94 is: 8,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.04 : 27,740.70 = 5,345.94 : x
  2. Step 2: Convert to fraction form
    18,494.04/27,740.70 = 5,345.94/x
  3. Step 3: Cross multiply
    18,494.04x = 27,740.70 × 5,345.94
  4. Step 4: Simplify right side
    18,494.04x = 148,300,117.76
  5. Step 5: Solve for x
    x = 148,300,117.76/18,494.04
  6. Step 6: Final answer
    x = 8,018.81

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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.