Home / 14,151.17-21,227.06-4,290.44

Finding the Fourth Proportional to 14,151.17, 21,227.06 and 4,290.44

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Solution

The fourth proportional to 14,151.17, 21,227.06 and 4,290.44 is: 6,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.17 : 21,227.06 = 4,290.44 : x
  2. Step 2: Convert to fraction form
    14,151.17/21,227.06 = 4,290.44/x
  3. Step 3: Cross multiply
    14,151.17x = 21,227.06 × 4,290.44
  4. Step 4: Simplify right side
    14,151.17x = 91,073,331.90
  5. Step 5: Solve for x
    x = 91,073,331.90/14,151.17
  6. Step 6: Final answer
    x = 6,435.74

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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.