Home / 14,116.12-21,173.94-4,881.88

Finding the Fourth Proportional to 14,116.12, 21,173.94 and 4,881.88

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Solution

The fourth proportional to 14,116.12, 21,173.94 and 4,881.88 is: 7,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.12 : 21,173.94 = 4,881.88 : x
  2. Step 2: Convert to fraction form
    14,116.12/21,173.94 = 4,881.88/x
  3. Step 3: Cross multiply
    14,116.12x = 21,173.94 × 4,881.88
  4. Step 4: Simplify right side
    14,116.12x = 103,368,634.21
  5. Step 5: Solve for x
    x = 103,368,634.21/14,116.12
  6. Step 6: Final answer
    x = 7,322.74

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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.