Home / 14,152.37-21,228.53-3,764.12

Finding the Fourth Proportional to 14,152.37, 21,228.53 and 3,764.12

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Solution

The fourth proportional to 14,152.37, 21,228.53 and 3,764.12 is: 5,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.37 : 21,228.53 = 3,764.12 : x
  2. Step 2: Convert to fraction form
    14,152.37/21,228.53 = 3,764.12/x
  3. Step 3: Cross multiply
    14,152.37x = 21,228.53 × 3,764.12
  4. Step 4: Simplify right side
    14,152.37x = 79,906,609.38
  5. Step 5: Solve for x
    x = 79,906,609.38/14,152.37
  6. Step 6: Final answer
    x = 5,646.17

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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.