Home / 47,465.40-65,481.66-28,591.68

Finding the Fourth Proportional to 47,465.40, 65,481.66 and 28,591.68

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Solution

The fourth proportional to 47,465.40, 65,481.66 and 28,591.68 is: 39,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,465.40 : 65,481.66 = 28,591.68 : x
  2. Step 2: Convert to fraction form
    47,465.40/65,481.66 = 28,591.68/x
  3. Step 3: Cross multiply
    47,465.40x = 65,481.66 × 28,591.68
  4. Step 4: Simplify right side
    47,465.40x = 1,872,230,668.59
  5. Step 5: Solve for x
    x = 1,872,230,668.59/47,465.40
  6. Step 6: Final answer
    x = 39,444.11

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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.