Home / 47,306.25-70,976.34-20,277.27

Finding the Fourth Proportional to 47,306.25, 70,976.34 and 20,277.27

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Solution

The fourth proportional to 47,306.25, 70,976.34 and 20,277.27 is: 30,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,306.25 : 70,976.34 = 20,277.27 : x
  2. Step 2: Convert to fraction form
    47,306.25/70,976.34 = 20,277.27/x
  3. Step 3: Cross multiply
    47,306.25x = 70,976.34 × 20,277.27
  4. Step 4: Simplify right side
    47,306.25x = 1,439,206,409.79
  5. Step 5: Solve for x
    x = 1,439,206,409.79/47,306.25
  6. Step 6: Final answer
    x = 30,423.18

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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.