Home / 52,338.70-72,226.80-28,464.85

Finding the Fourth Proportional to 52,338.70, 72,226.80 and 28,464.85

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Solution

The fourth proportional to 52,338.70, 72,226.80 and 28,464.85 is: 39,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.70 : 72,226.80 = 28,464.85 : x
  2. Step 2: Convert to fraction form
    52,338.70/72,226.80 = 28,464.85/x
  3. Step 3: Cross multiply
    52,338.70x = 72,226.80 × 28,464.85
  4. Step 4: Simplify right side
    52,338.70x = 2,055,925,027.98
  5. Step 5: Solve for x
    x = 2,055,925,027.98/52,338.70
  6. Step 6: Final answer
    x = 39,281.16

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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.