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Finding the Fourth Proportional to 52,194.37, 72,027.99 and 28,320.99

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Solution

The fourth proportional to 52,194.37, 72,027.99 and 28,320.99 is: 39,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,194.37 : 72,027.99 = 28,320.99 : x
  2. Step 2: Convert to fraction form
    52,194.37/72,027.99 = 28,320.99/x
  3. Step 3: Cross multiply
    52,194.37x = 72,027.99 × 28,320.99
  4. Step 4: Simplify right side
    52,194.37x = 2,039,903,984.51
  5. Step 5: Solve for x
    x = 2,039,903,984.51/52,194.37
  6. Step 6: Final answer
    x = 39,082.84

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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.