Home / 52,194.15-72,027.60-28,320.32

Finding the Fourth Proportional to 52,194.15, 72,027.60 and 28,320.32

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Solution

The fourth proportional to 52,194.15, 72,027.60 and 28,320.32 is: 39,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,194.15 : 72,027.60 = 28,320.32 : x
  2. Step 2: Convert to fraction form
    52,194.15/72,027.60 = 28,320.32/x
  3. Step 3: Cross multiply
    52,194.15x = 72,027.60 × 28,320.32
  4. Step 4: Simplify right side
    52,194.15x = 2,039,844,320.69
  5. Step 5: Solve for x
    x = 2,039,844,320.69/52,194.15
  6. Step 6: Final answer
    x = 39,081.86

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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.