Home / 47,367.39-65,357.91-28,505.73

Finding the Fourth Proportional to 47,367.39, 65,357.91 and 28,505.73

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Solution

The fourth proportional to 47,367.39, 65,357.91 and 28,505.73 is: 39,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,367.39 : 65,357.91 = 28,505.73 : x
  2. Step 2: Convert to fraction form
    47,367.39/65,357.91 = 28,505.73/x
  3. Step 3: Cross multiply
    47,367.39x = 65,357.91 × 28,505.73
  4. Step 4: Simplify right side
    47,367.39x = 1,863,074,935.82
  5. Step 5: Solve for x
    x = 1,863,074,935.82/47,367.39
  6. Step 6: Final answer
    x = 39,332.44

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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.