Home / 30,452.55-41,997.25-19,123.08

Finding the Fourth Proportional to 30,452.55, 41,997.25 and 19,123.08

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Solution

The fourth proportional to 30,452.55, 41,997.25 and 19,123.08 is: 26,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,452.55 : 41,997.25 = 19,123.08 : x
  2. Step 2: Convert to fraction form
    30,452.55/41,997.25 = 19,123.08/x
  3. Step 3: Cross multiply
    30,452.55x = 41,997.25 × 19,123.08
  4. Step 4: Simplify right side
    30,452.55x = 803,116,771.53
  5. Step 5: Solve for x
    x = 803,116,771.53/30,452.55
  6. Step 6: Final answer
    x = 26,372.73

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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.