Home / 16,920.93-25,337.66-11,672.13

Finding the Fourth Proportional to 16,920.93, 25,337.66 and 11,672.13

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Solution

The fourth proportional to 16,920.93, 25,337.66 and 11,672.13 is: 17,478.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.93 : 25,337.66 = 11,672.13 : x
  2. Step 2: Convert to fraction form
    16,920.93/25,337.66 = 11,672.13/x
  3. Step 3: Cross multiply
    16,920.93x = 25,337.66 × 11,672.13
  4. Step 4: Simplify right side
    16,920.93x = 295,744,403.06
  5. Step 5: Solve for x
    x = 295,744,403.06/16,920.93
  6. Step 6: Final answer
    x = 17,478.02

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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.