Home / 38,984.56-53,785.52-22,205.68

Finding the Fourth Proportional to 38,984.56, 53,785.52 and 22,205.68

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Solution

The fourth proportional to 38,984.56, 53,785.52 and 22,205.68 is: 30,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984.56 : 53,785.52 = 22,205.68 : x
  2. Step 2: Convert to fraction form
    38,984.56/53,785.52 = 22,205.68/x
  3. Step 3: Cross multiply
    38,984.56x = 53,785.52 × 22,205.68
  4. Step 4: Simplify right side
    38,984.56x = 1,194,344,045.75
  5. Step 5: Solve for x
    x = 1,194,344,045.75/38,984.56
  6. Step 6: Final answer
    x = 30,636.34

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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.