Home / 16,637.81-24,956.62-4,791.90

Finding the Fourth Proportional to 16,637.81, 24,956.62 and 4,791.90

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Solution

The fourth proportional to 16,637.81, 24,956.62 and 4,791.90 is: 7,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,637.81 : 24,956.62 = 4,791.90 : x
  2. Step 2: Convert to fraction form
    16,637.81/24,956.62 = 4,791.90/x
  3. Step 3: Cross multiply
    16,637.81x = 24,956.62 × 4,791.90
  4. Step 4: Simplify right side
    16,637.81x = 119,589,615.40
  5. Step 5: Solve for x
    x = 119,589,615.40/16,637.81
  6. Step 6: Final answer
    x = 7,187.82

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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.