Home / 38,683.62-53,390.61-22,767.30

Finding the Fourth Proportional to 38,683.62, 53,390.61 and 22,767.30

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Solution

The fourth proportional to 38,683.62, 53,390.61 and 22,767.30 is: 31,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,683.62 : 53,390.61 = 22,767.30 : x
  2. Step 2: Convert to fraction form
    38,683.62/53,390.61 = 22,767.30/x
  3. Step 3: Cross multiply
    38,683.62x = 53,390.61 × 22,767.30
  4. Step 4: Simplify right side
    38,683.62x = 1,215,560,035.05
  5. Step 5: Solve for x
    x = 1,215,560,035.05/38,683.62
  6. Step 6: Final answer
    x = 31,423.12

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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.