Home / 47,668.44-65,775.59-30,695.70

Finding the Fourth Proportional to 47,668.44, 65,775.59 and 30,695.70

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Solution

The fourth proportional to 47,668.44, 65,775.59 and 30,695.70 is: 42,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.44 : 65,775.59 = 30,695.70 : x
  2. Step 2: Convert to fraction form
    47,668.44/65,775.59 = 30,695.70/x
  3. Step 3: Cross multiply
    47,668.44x = 65,775.59 × 30,695.70
  4. Step 4: Simplify right side
    47,668.44x = 2,019,027,624.48
  5. Step 5: Solve for x
    x = 2,019,027,624.48/47,668.44
  6. Step 6: Final answer
    x = 42,355.65

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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.