Home / 48,212.12-72,287.22-23,219.48

Finding the Fourth Proportional to 48,212.12, 72,287.22 and 23,219.48

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Solution

The fourth proportional to 48,212.12, 72,287.22 and 23,219.48 is: 34,814.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,212.12 : 72,287.22 = 23,219.48 : x
  2. Step 2: Convert to fraction form
    48,212.12/72,287.22 = 23,219.48/x
  3. Step 3: Cross multiply
    48,212.12x = 72,287.22 × 23,219.48
  4. Step 4: Simplify right side
    48,212.12x = 1,678,471,659.05
  5. Step 5: Solve for x
    x = 1,678,471,659.05/48,212.12
  6. Step 6: Final answer
    x = 34,814.31

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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.