Home / 38,856.69-53,624.20-22,940.80

Finding the Fourth Proportional to 38,856.69, 53,624.20 and 22,940.80

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Solution

The fourth proportional to 38,856.69, 53,624.20 and 22,940.80 is: 31,659.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856.69 : 53,624.20 = 22,940.80 : x
  2. Step 2: Convert to fraction form
    38,856.69/53,624.20 = 22,940.80/x
  3. Step 3: Cross multiply
    38,856.69x = 53,624.20 × 22,940.80
  4. Step 4: Simplify right side
    38,856.69x = 1,230,181,779.24
  5. Step 5: Solve for x
    x = 1,230,181,779.24/38,856.69
  6. Step 6: Final answer
    x = 31,659.46

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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.