Home / 39,610.80-54,657.70-23,689.44

Finding the Fourth Proportional to 39,610.80, 54,657.70 and 23,689.44

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Solution

The fourth proportional to 39,610.80, 54,657.70 and 23,689.44 is: 32,688.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,610.80 : 54,657.70 = 23,689.44 : x
  2. Step 2: Convert to fraction form
    39,610.80/54,657.70 = 23,689.44/x
  3. Step 3: Cross multiply
    39,610.80x = 54,657.70 × 23,689.44
  4. Step 4: Simplify right side
    39,610.80x = 1,294,810,245.46
  5. Step 5: Solve for x
    x = 1,294,810,245.46/39,610.80
  6. Step 6: Final answer
    x = 32,688.31

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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.