Home / 14,179.66-21,272.68-4,691.95

Finding the Fourth Proportional to 14,179.66, 21,272.68 and 4,691.95

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Solution

The fourth proportional to 14,179.66, 21,272.68 and 4,691.95 is: 7,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.66 : 21,272.68 = 4,691.95 : x
  2. Step 2: Convert to fraction form
    14,179.66/21,272.68 = 4,691.95/x
  3. Step 3: Cross multiply
    14,179.66x = 21,272.68 × 4,691.95
  4. Step 4: Simplify right side
    14,179.66x = 99,810,366.74
  5. Step 5: Solve for x
    x = 99,810,366.74/14,179.66
  6. Step 6: Final answer
    x = 7,038.98

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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.