Home / 52,211.93-72,052.52-28,338.60

Finding the Fourth Proportional to 52,211.93, 72,052.52 and 28,338.60

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Solution

The fourth proportional to 52,211.93, 72,052.52 and 28,338.60 is: 39,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.93 : 72,052.52 = 28,338.60 : x
  2. Step 2: Convert to fraction form
    52,211.93/72,052.52 = 28,338.60/x
  3. Step 3: Cross multiply
    52,211.93x = 72,052.52 × 28,338.60
  4. Step 4: Simplify right side
    52,211.93x = 2,041,867,401.58
  5. Step 5: Solve for x
    x = 2,041,867,401.58/52,211.93
  6. Step 6: Final answer
    x = 39,107.30

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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.