Home / 29,227.21-40,333.55-15,798.42

Finding the Fourth Proportional to 29,227.21, 40,333.55 and 15,798.42

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Solution

The fourth proportional to 29,227.21, 40,333.55 and 15,798.42 is: 21,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,227.21 : 40,333.55 = 15,798.42 : x
  2. Step 2: Convert to fraction form
    29,227.21/40,333.55 = 15,798.42/x
  3. Step 3: Cross multiply
    29,227.21x = 40,333.55 × 15,798.42
  4. Step 4: Simplify right side
    29,227.21x = 637,206,082.33
  5. Step 5: Solve for x
    x = 637,206,082.33/29,227.21
  6. Step 6: Final answer
    x = 21,801.81

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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.