Home / 20,792.34-31,141.80-16,079.22

Finding the Fourth Proportional to 20,792.34, 31,141.80 and 16,079.22

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Solution

The fourth proportional to 20,792.34, 31,141.80 and 16,079.22 is: 24,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,792.34 : 31,141.80 = 16,079.22 : x
  2. Step 2: Convert to fraction form
    20,792.34/31,141.80 = 16,079.22/x
  3. Step 3: Cross multiply
    20,792.34x = 31,141.80 × 16,079.22
  4. Step 4: Simplify right side
    20,792.34x = 500,735,853.40
  5. Step 5: Solve for x
    x = 500,735,853.40/20,792.34
  6. Step 6: Final answer
    x = 24,082.71

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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.