Home / 52,329.08-72,213.30-28,455.54

Finding the Fourth Proportional to 52,329.08, 72,213.30 and 28,455.54

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Solution

The fourth proportional to 52,329.08, 72,213.30 and 28,455.54 is: 39,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,329.08 : 72,213.30 = 28,455.54 : x
  2. Step 2: Convert to fraction form
    52,329.08/72,213.30 = 28,455.54/x
  3. Step 3: Cross multiply
    52,329.08x = 72,213.30 × 28,455.54
  4. Step 4: Simplify right side
    52,329.08x = 2,054,868,446.68
  5. Step 5: Solve for x
    x = 2,054,868,446.68/52,329.08
  6. Step 6: Final answer
    x = 39,268.20

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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.