Home / 47,217.67-65,140.86-28,093.62

Finding the Fourth Proportional to 47,217.67, 65,140.86 and 28,093.62

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Solution

The fourth proportional to 47,217.67, 65,140.86 and 28,093.62 is: 38,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,217.67 : 65,140.86 = 28,093.62 : x
  2. Step 2: Convert to fraction form
    47,217.67/65,140.86 = 28,093.62/x
  3. Step 3: Cross multiply
    47,217.67x = 65,140.86 × 28,093.62
  4. Step 4: Simplify right side
    47,217.67x = 1,830,042,392.50
  5. Step 5: Solve for x
    x = 1,830,042,392.50/47,217.67
  6. Step 6: Final answer
    x = 38,757.58

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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.