Home / 14,160.30-21,243-5,835.68

Finding the Fourth Proportional to 14,160.30, 21,243 and 5,835.68

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Solution

The fourth proportional to 14,160.30, 21,243 and 5,835.68 is: 8,754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.30 : 21,243 = 5,835.68 : x
  2. Step 2: Convert to fraction form
    14,160.30/21,243 = 5,835.68/x
  3. Step 3: Cross multiply
    14,160.30x = 21,243 × 5,835.68
  4. Step 4: Simplify right side
    14,160.30x = 123,967,350.24
  5. Step 5: Solve for x
    x = 123,967,350.24/14,160.30
  6. Step 6: Final answer
    x = 8,754.57

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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.