Home / 14,270.18-21,401.01-4,908.60

Finding the Fourth Proportional to 14,270.18, 21,401.01 and 4,908.60

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Solution

The fourth proportional to 14,270.18, 21,401.01 and 4,908.60 is: 7,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.18 : 21,401.01 = 4,908.60 : x
  2. Step 2: Convert to fraction form
    14,270.18/21,401.01 = 4,908.60/x
  3. Step 3: Cross multiply
    14,270.18x = 21,401.01 × 4,908.60
  4. Step 4: Simplify right side
    14,270.18x = 105,048,997.69
  5. Step 5: Solve for x
    x = 105,048,997.69/14,270.18
  6. Step 6: Final answer
    x = 7,361.44

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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.