Home / 55,685.04-83,519.07-18,249

Finding the Fourth Proportional to 55,685.04, 83,519.07 and 18,249

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Solution

The fourth proportional to 55,685.04, 83,519.07 and 18,249 is: 27,370.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,685.04 : 83,519.07 = 18,249 : x
  2. Step 2: Convert to fraction form
    55,685.04/83,519.07 = 18,249/x
  3. Step 3: Cross multiply
    55,685.04x = 83,519.07 × 18,249
  4. Step 4: Simplify right side
    55,685.04x = 1,524,139,508.43
  5. Step 5: Solve for x
    x = 1,524,139,508.43/55,685.04
  6. Step 6: Final answer
    x = 27,370.72

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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.