Home / 14,184.06-21,279.49-4,322.73

Finding the Fourth Proportional to 14,184.06, 21,279.49 and 4,322.73

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Solution

The fourth proportional to 14,184.06, 21,279.49 and 4,322.73 is: 6,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.06 : 21,279.49 = 4,322.73 : x
  2. Step 2: Convert to fraction form
    14,184.06/21,279.49 = 4,322.73/x
  3. Step 3: Cross multiply
    14,184.06x = 21,279.49 × 4,322.73
  4. Step 4: Simplify right side
    14,184.06x = 91,985,468.19
  5. Step 5: Solve for x
    x = 91,985,468.19/14,184.06
  6. Step 6: Final answer
    x = 6,485.13

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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.