Home / 31,645.28-47,426.39-23,286.15

Finding the Fourth Proportional to 31,645.28, 47,426.39 and 23,286.15

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Solution

The fourth proportional to 31,645.28, 47,426.39 and 23,286.15 is: 34,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,645.28 : 47,426.39 = 23,286.15 : x
  2. Step 2: Convert to fraction form
    31,645.28/47,426.39 = 23,286.15/x
  3. Step 3: Cross multiply
    31,645.28x = 47,426.39 × 23,286.15
  4. Step 4: Simplify right side
    31,645.28x = 1,104,378,002.39
  5. Step 5: Solve for x
    x = 1,104,378,002.39/31,645.28
  6. Step 6: Final answer
    x = 34,898.67

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1.5x scale

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.