Home / 14,539.19-21,819.65-5,655.92

Finding the Fourth Proportional to 14,539.19, 21,819.65 and 5,655.92

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Solution

The fourth proportional to 14,539.19, 21,819.65 and 5,655.92 is: 8,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.19 : 21,819.65 = 5,655.92 : x
  2. Step 2: Convert to fraction form
    14,539.19/21,819.65 = 5,655.92/x
  3. Step 3: Cross multiply
    14,539.19x = 21,819.65 × 5,655.92
  4. Step 4: Simplify right side
    14,539.19x = 123,410,057.45
  5. Step 5: Solve for x
    x = 123,410,057.45/14,539.19
  6. Step 6: Final answer
    x = 8,488.10

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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.