Home / 31,822.57-47,733.90-10,762.66

Finding the Fourth Proportional to 31,822.57, 47,733.90 and 10,762.66

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Solution

The fourth proportional to 31,822.57, 47,733.90 and 10,762.66 is: 16,144.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.57 : 47,733.90 = 10,762.66 : x
  2. Step 2: Convert to fraction form
    31,822.57/47,733.90 = 10,762.66/x
  3. Step 3: Cross multiply
    31,822.57x = 47,733.90 × 10,762.66
  4. Step 4: Simplify right side
    31,822.57x = 513,743,736.17
  5. Step 5: Solve for x
    x = 513,743,736.17/31,822.57
  6. Step 6: Final answer
    x = 16,144.01

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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.