Home / 27,803.13-41,704.69-12,221.16

Finding the Fourth Proportional to 27,803.13, 41,704.69 and 12,221.16

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Solution

The fourth proportional to 27,803.13, 41,704.69 and 12,221.16 is: 18,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,803.13 : 41,704.69 = 12,221.16 : x
  2. Step 2: Convert to fraction form
    27,803.13/41,704.69 = 12,221.16/x
  3. Step 3: Cross multiply
    27,803.13x = 41,704.69 × 12,221.16
  4. Step 4: Simplify right side
    27,803.13x = 509,679,689.24
  5. Step 5: Solve for x
    x = 509,679,689.24/27,803.13
  6. Step 6: Final answer
    x = 18,331.74

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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.