Home / 38,772.39-53,505.93-22,005.39

Finding the Fourth Proportional to 38,772.39, 53,505.93 and 22,005.39

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Solution

The fourth proportional to 38,772.39, 53,505.93 and 22,005.39 is: 30,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,772.39 : 53,505.93 = 22,005.39 : x
  2. Step 2: Convert to fraction form
    38,772.39/53,505.93 = 22,005.39/x
  3. Step 3: Cross multiply
    38,772.39x = 53,505.93 × 22,005.39
  4. Step 4: Simplify right side
    38,772.39x = 1,177,418,856.96
  5. Step 5: Solve for x
    x = 1,177,418,856.96/38,772.39
  6. Step 6: Final answer
    x = 30,367.46

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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.