Home / 18,837.04-28,249.02-5,506.46

Finding the Fourth Proportional to 18,837.04, 28,249.02 and 5,506.46

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Solution

The fourth proportional to 18,837.04, 28,249.02 and 5,506.46 is: 8,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.04 : 28,249.02 = 5,506.46 : x
  2. Step 2: Convert to fraction form
    18,837.04/28,249.02 = 5,506.46/x
  3. Step 3: Cross multiply
    18,837.04x = 28,249.02 × 5,506.46
  4. Step 4: Simplify right side
    18,837.04x = 155,552,098.67
  5. Step 5: Solve for x
    x = 155,552,098.67/18,837.04
  6. Step 6: Final answer
    x = 8,257.78

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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.