Home / 14,121.64-21,182.09-3,733.48

Finding the Fourth Proportional to 14,121.64, 21,182.09 and 3,733.48

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Solution

The fourth proportional to 14,121.64, 21,182.09 and 3,733.48 is: 5,600.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121.64 : 21,182.09 = 3,733.48 : x
  2. Step 2: Convert to fraction form
    14,121.64/21,182.09 = 3,733.48/x
  3. Step 3: Cross multiply
    14,121.64x = 21,182.09 × 3,733.48
  4. Step 4: Simplify right side
    14,121.64x = 79,082,803.46
  5. Step 5: Solve for x
    x = 79,082,803.46/14,121.64
  6. Step 6: Final answer
    x = 5,600.12

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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.