Home / 14,173.28-21,253.44-4,937.12

Finding the Fourth Proportional to 14,173.28, 21,253.44 and 4,937.12

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Solution

The fourth proportional to 14,173.28, 21,253.44 and 4,937.12 is: 7,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.28 : 21,253.44 = 4,937.12 : x
  2. Step 2: Convert to fraction form
    14,173.28/21,253.44 = 4,937.12/x
  3. Step 3: Cross multiply
    14,173.28x = 21,253.44 × 4,937.12
  4. Step 4: Simplify right side
    14,173.28x = 104,930,783.69
  5. Step 5: Solve for x
    x = 104,930,783.69/14,173.28
  6. Step 6: Final answer
    x = 7,403.42

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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.