Home / 52,728.92-72,759.54-31,504.04

Finding the Fourth Proportional to 52,728.92, 72,759.54 and 31,504.04

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Solution

The fourth proportional to 52,728.92, 72,759.54 and 31,504.04 is: 43,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,728.92 : 72,759.54 = 31,504.04 : x
  2. Step 2: Convert to fraction form
    52,728.92/72,759.54 = 31,504.04/x
  3. Step 3: Cross multiply
    52,728.92x = 72,759.54 × 31,504.04
  4. Step 4: Simplify right side
    52,728.92x = 2,292,219,458.54
  5. Step 5: Solve for x
    x = 2,292,219,458.54/52,728.92
  6. Step 6: Final answer
    x = 43,471.77

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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.