Home / 29,501.18-40,711.71-16,072.29

Finding the Fourth Proportional to 29,501.18, 40,711.71 and 16,072.29

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Solution

The fourth proportional to 29,501.18, 40,711.71 and 16,072.29 is: 22,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,501.18 : 40,711.71 = 16,072.29 : x
  2. Step 2: Convert to fraction form
    29,501.18/40,711.71 = 16,072.29/x
  3. Step 3: Cross multiply
    29,501.18x = 40,711.71 × 16,072.29
  4. Step 4: Simplify right side
    29,501.18x = 654,330,469.79
  5. Step 5: Solve for x
    x = 654,330,469.79/29,501.18
  6. Step 6: Final answer
    x = 22,179.81

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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.