Home / 16,645.79-22,971.24-9,934.49

Finding the Fourth Proportional to 16,645.79, 22,971.24 and 9,934.49

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Solution

The fourth proportional to 16,645.79, 22,971.24 and 9,934.49 is: 13,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,645.79 : 22,971.24 = 9,934.49 : x
  2. Step 2: Convert to fraction form
    16,645.79/22,971.24 = 9,934.49/x
  3. Step 3: Cross multiply
    16,645.79x = 22,971.24 × 9,934.49
  4. Step 4: Simplify right side
    16,645.79x = 228,207,439.21
  5. Step 5: Solve for x
    x = 228,207,439.21/16,645.79
  6. Step 6: Final answer
    x = 13,709.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.