Home / 31,000.60-46,474.61-12,293.85

Finding the Fourth Proportional to 31,000.60, 46,474.61 and 12,293.85

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Solution

The fourth proportional to 31,000.60, 46,474.61 and 12,293.85 is: 18,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.60 : 46,474.61 = 12,293.85 : x
  2. Step 2: Convert to fraction form
    31,000.60/46,474.61 = 12,293.85/x
  3. Step 3: Cross multiply
    31,000.60x = 46,474.61 × 12,293.85
  4. Step 4: Simplify right side
    31,000.60x = 571,351,884.15
  5. Step 5: Solve for x
    x = 571,351,884.15/31,000.60
  6. Step 6: Final answer
    x = 18,430.35

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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.