Home / 14,182.83-21,275.22-4,819.02

Finding the Fourth Proportional to 14,182.83, 21,275.22 and 4,819.02

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Solution

The fourth proportional to 14,182.83, 21,275.22 and 4,819.02 is: 7,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.83 : 21,275.22 = 4,819.02 : x
  2. Step 2: Convert to fraction form
    14,182.83/21,275.22 = 4,819.02/x
  3. Step 3: Cross multiply
    14,182.83x = 21,275.22 × 4,819.02
  4. Step 4: Simplify right side
    14,182.83x = 102,525,710.68
  5. Step 5: Solve for x
    x = 102,525,710.68/14,182.83
  6. Step 6: Final answer
    x = 7,228.86

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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.