Home / 19,934.13-29,899.98-8,247.05

Finding the Fourth Proportional to 19,934.13, 29,899.98 and 8,247.05

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Solution

The fourth proportional to 19,934.13, 29,899.98 and 8,247.05 is: 12,370.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.13 : 29,899.98 = 8,247.05 : x
  2. Step 2: Convert to fraction form
    19,934.13/29,899.98 = 8,247.05/x
  3. Step 3: Cross multiply
    19,934.13x = 29,899.98 × 8,247.05
  4. Step 4: Simplify right side
    19,934.13x = 246,586,480.56
  5. Step 5: Solve for x
    x = 246,586,480.56/19,934.13
  6. Step 6: Final answer
    x = 12,370.06

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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.