Home / 52,226.30-72,072.38-28,353

Finding the Fourth Proportional to 52,226.30, 72,072.38 and 28,353

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Solution

The fourth proportional to 52,226.30, 72,072.38 and 28,353 is: 39,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,226.30 : 72,072.38 = 28,353 : x
  2. Step 2: Convert to fraction form
    52,226.30/72,072.38 = 28,353/x
  3. Step 3: Cross multiply
    52,226.30x = 72,072.38 × 28,353
  4. Step 4: Simplify right side
    52,226.30x = 2,043,468,190.14
  5. Step 5: Solve for x
    x = 2,043,468,190.14/52,226.30
  6. Step 6: Final answer
    x = 39,127.19

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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.