Home / 48,406.80-72,610.20-33,632.40

Finding the Fourth Proportional to 48,406.80, 72,610.20 and 33,632.40

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Solution

The fourth proportional to 48,406.80, 72,610.20 and 33,632.40 is: 50,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,406.80 : 72,610.20 = 33,632.40 : x
  2. Step 2: Convert to fraction form
    48,406.80/72,610.20 = 33,632.40/x
  3. Step 3: Cross multiply
    48,406.80x = 72,610.20 × 33,632.40
  4. Step 4: Simplify right side
    48,406.80x = 2,442,055,290.48
  5. Step 5: Solve for x
    x = 2,442,055,290.48/48,406.80
  6. Step 6: Final answer
    x = 50,448.60

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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.