Home / 31,030.72-46,517.22-11,304.79

Finding the Fourth Proportional to 31,030.72, 46,517.22 and 11,304.79

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Solution

The fourth proportional to 31,030.72, 46,517.22 and 11,304.79 is: 16,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030.72 : 46,517.22 = 11,304.79 : x
  2. Step 2: Convert to fraction form
    31,030.72/46,517.22 = 11,304.79/x
  3. Step 3: Cross multiply
    31,030.72x = 46,517.22 × 11,304.79
  4. Step 4: Simplify right side
    31,030.72x = 525,867,287.19
  5. Step 5: Solve for x
    x = 525,867,287.19/31,030.72
  6. Step 6: Final answer
    x = 16,946.67

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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.