Home / 25,148.80-37,723.20-22,135.60

Finding the Fourth Proportional to 25,148.80, 37,723.20 and 22,135.60

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Solution

The fourth proportional to 25,148.80, 37,723.20 and 22,135.60 is: 33,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.80 : 37,723.20 = 22,135.60 : x
  2. Step 2: Convert to fraction form
    25,148.80/37,723.20 = 22,135.60/x
  3. Step 3: Cross multiply
    25,148.80x = 37,723.20 × 22,135.60
  4. Step 4: Simplify right side
    25,148.80x = 835,025,665.92
  5. Step 5: Solve for x
    x = 835,025,665.92/25,148.80
  6. Step 6: Final answer
    x = 33,203.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.