Home / 31,360.22-47,048.53-18,199.95

Finding the Fourth Proportional to 31,360.22, 47,048.53 and 18,199.95

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Solution

The fourth proportional to 31,360.22, 47,048.53 and 18,199.95 is: 27,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360.22 : 47,048.53 = 18,199.95 : x
  2. Step 2: Convert to fraction form
    31,360.22/47,048.53 = 18,199.95/x
  3. Step 3: Cross multiply
    31,360.22x = 47,048.53 × 18,199.95
  4. Step 4: Simplify right side
    31,360.22x = 856,280,893.57
  5. Step 5: Solve for x
    x = 856,280,893.57/31,360.22
  6. Step 6: Final answer
    x = 27,304.68

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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.