Home / 27,195.02-40,776.12-12,199.40

Finding the Fourth Proportional to 27,195.02, 40,776.12 and 12,199.40

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Solution

The fourth proportional to 27,195.02, 40,776.12 and 12,199.40 is: 18,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.02 : 40,776.12 = 12,199.40 : x
  2. Step 2: Convert to fraction form
    27,195.02/40,776.12 = 12,199.40/x
  3. Step 3: Cross multiply
    27,195.02x = 40,776.12 × 12,199.40
  4. Step 4: Simplify right side
    27,195.02x = 497,444,198.33
  5. Step 5: Solve for x
    x = 497,444,198.33/27,195.02
  6. Step 6: Final answer
    x = 18,291.74

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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.