Home / 16,140.81-24,212.61-4,454.03

Finding the Fourth Proportional to 16,140.81, 24,212.61 and 4,454.03

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Solution

The fourth proportional to 16,140.81, 24,212.61 and 4,454.03 is: 6,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140.81 : 24,212.61 = 4,454.03 : x
  2. Step 2: Convert to fraction form
    16,140.81/24,212.61 = 4,454.03/x
  3. Step 3: Cross multiply
    16,140.81x = 24,212.61 × 4,454.03
  4. Step 4: Simplify right side
    16,140.81x = 107,843,691.32
  5. Step 5: Solve for x
    x = 107,843,691.32/16,140.81
  6. Step 6: Final answer
    x = 6,681.43

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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.