Home / 40,424.21-60,629.10-14,136.49

Finding the Fourth Proportional to 40,424.21, 60,629.10 and 14,136.49

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Solution

The fourth proportional to 40,424.21, 60,629.10 and 14,136.49 is: 21,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.21 : 60,629.10 = 14,136.49 : x
  2. Step 2: Convert to fraction form
    40,424.21/60,629.10 = 14,136.49/x
  3. Step 3: Cross multiply
    40,424.21x = 60,629.10 × 14,136.49
  4. Step 4: Simplify right side
    40,424.21x = 857,082,595.18
  5. Step 5: Solve for x
    x = 857,082,595.18/40,424.21
  6. Step 6: Final answer
    x = 21,202.21

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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.