Home / 47,584.61-65,665.88-28,216.56

Finding the Fourth Proportional to 47,584.61, 65,665.88 and 28,216.56

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Solution

The fourth proportional to 47,584.61, 65,665.88 and 28,216.56 is: 38,938.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,584.61 : 65,665.88 = 28,216.56 : x
  2. Step 2: Convert to fraction form
    47,584.61/65,665.88 = 28,216.56/x
  3. Step 3: Cross multiply
    47,584.61x = 65,665.88 × 28,216.56
  4. Step 4: Simplify right side
    47,584.61x = 1,852,865,242.97
  5. Step 5: Solve for x
    x = 1,852,865,242.97/47,584.61
  6. Step 6: Final answer
    x = 38,938.33

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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.