Home / 38,883.52-53,660.47-22,117.60

Finding the Fourth Proportional to 38,883.52, 53,660.47 and 22,117.60

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Solution

The fourth proportional to 38,883.52, 53,660.47 and 22,117.60 is: 30,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.52 : 53,660.47 = 22,117.60 : x
  2. Step 2: Convert to fraction form
    38,883.52/53,660.47 = 22,117.60/x
  3. Step 3: Cross multiply
    38,883.52x = 53,660.47 × 22,117.60
  4. Step 4: Simplify right side
    38,883.52x = 1,186,840,621.83
  5. Step 5: Solve for x
    x = 1,186,840,621.83/38,883.52
  6. Step 6: Final answer
    x = 30,522.97

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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.