Home / 18,336.02-27,508.68-8,482.36

Finding the Fourth Proportional to 18,336.02, 27,508.68 and 8,482.36

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Solution

The fourth proportional to 18,336.02, 27,508.68 and 8,482.36 is: 12,725.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.02 : 27,508.68 = 8,482.36 : x
  2. Step 2: Convert to fraction form
    18,336.02/27,508.68 = 8,482.36/x
  3. Step 3: Cross multiply
    18,336.02x = 27,508.68 × 8,482.36
  4. Step 4: Simplify right side
    18,336.02x = 233,338,526.88
  5. Step 5: Solve for x
    x = 233,338,526.88/18,336.02
  6. Step 6: Final answer
    x = 12,725.69

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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.