Home / 19,934.40-29,900.96-8,244.16

Finding the Fourth Proportional to 19,934.40, 29,900.96 and 8,244.16

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Solution

The fourth proportional to 19,934.40, 29,900.96 and 8,244.16 is: 12,365.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.40 : 29,900.96 = 8,244.16 : x
  2. Step 2: Convert to fraction form
    19,934.40/29,900.96 = 8,244.16/x
  3. Step 3: Cross multiply
    19,934.40x = 29,900.96 × 8,244.16
  4. Step 4: Simplify right side
    19,934.40x = 246,508,298.39
  5. Step 5: Solve for x
    x = 246,508,298.39/19,934.40
  6. Step 6: Final answer
    x = 12,365.98

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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.