Home / 16,231.05-24,349.58-5,140.53

Finding the Fourth Proportional to 16,231.05, 24,349.58 and 5,140.53

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Solution

The fourth proportional to 16,231.05, 24,349.58 and 5,140.53 is: 7,711.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.05 : 24,349.58 = 5,140.53 : x
  2. Step 2: Convert to fraction form
    16,231.05/24,349.58 = 5,140.53/x
  3. Step 3: Cross multiply
    16,231.05x = 24,349.58 × 5,140.53
  4. Step 4: Simplify right side
    16,231.05x = 125,169,746.48
  5. Step 5: Solve for x
    x = 125,169,746.48/16,231.05
  6. Step 6: Final answer
    x = 7,711.75

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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.