Home / 50,882.52-70,221.47-28,223.67

Finding the Fourth Proportional to 50,882.52, 70,221.47 and 28,223.67

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Solution

The fourth proportional to 50,882.52, 70,221.47 and 28,223.67 is: 38,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,882.52 : 70,221.47 = 28,223.67 : x
  2. Step 2: Convert to fraction form
    50,882.52/70,221.47 = 28,223.67/x
  3. Step 3: Cross multiply
    50,882.52x = 70,221.47 × 28,223.67
  4. Step 4: Simplify right side
    50,882.52x = 1,981,907,455.08
  5. Step 5: Solve for x
    x = 1,981,907,455.08/50,882.52
  6. Step 6: Final answer
    x = 38,950.65

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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.