Home / 38,951.50-53,771.00-22,816.56

Finding the Fourth Proportional to 38,951.50, 53,771.00 and 22,816.56

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Solution

The fourth proportional to 38,951.50, 53,771.00 and 22,816.56 is: 31,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,951.50 : 53,771.00 = 22,816.56 : x
  2. Step 2: Convert to fraction form
    38,951.50/53,771.00 = 22,816.56/x
  3. Step 3: Cross multiply
    38,951.50x = 53,771.00 × 22,816.56
  4. Step 4: Simplify right side
    38,951.50x = 1,226,869,344.52
  5. Step 5: Solve for x
    x = 1,226,869,344.52/38,951.50
  6. Step 6: Final answer
    x = 31,497.36

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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.