Home / 31,867.85-47,807.24-9,683.43

Finding the Fourth Proportional to 31,867.85, 47,807.24 and 9,683.43

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Solution

The fourth proportional to 31,867.85, 47,807.24 and 9,683.43 is: 14,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,867.85 : 47,807.24 = 9,683.43 : x
  2. Step 2: Convert to fraction form
    31,867.85/47,807.24 = 9,683.43/x
  3. Step 3: Cross multiply
    31,867.85x = 47,807.24 × 9,683.43
  4. Step 4: Simplify right side
    31,867.85x = 462,938,013.62
  5. Step 5: Solve for x
    x = 462,938,013.62/31,867.85
  6. Step 6: Final answer
    x = 14,526.81

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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.