Home / 14,359.71-21,539.58-4,499.76

Finding the Fourth Proportional to 14,359.71, 21,539.58 and 4,499.76

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Solution

The fourth proportional to 14,359.71, 21,539.58 and 4,499.76 is: 6,749.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.71 : 21,539.58 = 4,499.76 : x
  2. Step 2: Convert to fraction form
    14,359.71/21,539.58 = 4,499.76/x
  3. Step 3: Cross multiply
    14,359.71x = 21,539.58 × 4,499.76
  4. Step 4: Simplify right side
    14,359.71x = 96,922,983.10
  5. Step 5: Solve for x
    x = 96,922,983.10/14,359.71
  6. Step 6: Final answer
    x = 6,749.65

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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.