Home / 29,478.07-40,676.70-16,727.23

Finding the Fourth Proportional to 29,478.07, 40,676.70 and 16,727.23

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Solution

The fourth proportional to 29,478.07, 40,676.70 and 16,727.23 is: 23,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,478.07 : 40,676.70 = 16,727.23 : x
  2. Step 2: Convert to fraction form
    29,478.07/40,676.70 = 16,727.23/x
  3. Step 3: Cross multiply
    29,478.07x = 40,676.70 × 16,727.23
  4. Step 4: Simplify right side
    29,478.07x = 680,408,516.54
  5. Step 5: Solve for x
    x = 680,408,516.54/29,478.07
  6. Step 6: Final answer
    x = 23,081.85

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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.