Home / 19,942.21-29,822.19-14,948.56

Finding the Fourth Proportional to 19,942.21, 29,822.19 and 14,948.56

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Solution

The fourth proportional to 19,942.21, 29,822.19 and 14,948.56 is: 22,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.21 : 29,822.19 = 14,948.56 : x
  2. Step 2: Convert to fraction form
    19,942.21/29,822.19 = 14,948.56/x
  3. Step 3: Cross multiply
    19,942.21x = 29,822.19 × 14,948.56
  4. Step 4: Simplify right side
    19,942.21x = 445,798,796.55
  5. Step 5: Solve for x
    x = 445,798,796.55/19,942.21
  6. Step 6: Final answer
    x = 22,354.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.