Home / 52,845.10-72,926.84-30,187.09

Finding the Fourth Proportional to 52,845.10, 72,926.84 and 30,187.09

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Solution

The fourth proportional to 52,845.10, 72,926.84 and 30,187.09 is: 41,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.10 : 72,926.84 = 30,187.09 : x
  2. Step 2: Convert to fraction form
    52,845.10/72,926.84 = 30,187.09/x
  3. Step 3: Cross multiply
    52,845.10x = 72,926.84 × 30,187.09
  4. Step 4: Simplify right side
    52,845.10x = 2,201,449,082.50
  5. Step 5: Solve for x
    x = 2,201,449,082.50/52,845.10
  6. Step 6: Final answer
    x = 41,658.53

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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.