Home / 31,762.27-43,824.92-18,330.67

Finding the Fourth Proportional to 31,762.27, 43,824.92 and 18,330.67

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Solution

The fourth proportional to 31,762.27, 43,824.92 and 18,330.67 is: 25,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762.27 : 43,824.92 = 18,330.67 : x
  2. Step 2: Convert to fraction form
    31,762.27/43,824.92 = 18,330.67/x
  3. Step 3: Cross multiply
    31,762.27x = 43,824.92 × 18,330.67
  4. Step 4: Simplify right side
    31,762.27x = 803,339,835.52
  5. Step 5: Solve for x
    x = 803,339,835.52/31,762.27
  6. Step 6: Final answer
    x = 25,292.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.