Home / 52,209.70-72,049.43-28,336.37

Finding the Fourth Proportional to 52,209.70, 72,049.43 and 28,336.37

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Solution

The fourth proportional to 52,209.70, 72,049.43 and 28,336.37 is: 39,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.70 : 72,049.43 = 28,336.37 : x
  2. Step 2: Convert to fraction form
    52,209.70/72,049.43 = 28,336.37/x
  3. Step 3: Cross multiply
    52,209.70x = 72,049.43 × 28,336.37
  4. Step 4: Simplify right side
    52,209.70x = 2,041,619,306.77
  5. Step 5: Solve for x
    x = 2,041,619,306.77/52,209.70
  6. Step 6: Final answer
    x = 39,104.21

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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.