Home / 47,742.87-65,909.79-33,658.59

Finding the Fourth Proportional to 47,742.87, 65,909.79 and 33,658.59

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Solution

The fourth proportional to 47,742.87, 65,909.79 and 33,658.59 is: 46,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.87 : 65,909.79 = 33,658.59 : x
  2. Step 2: Convert to fraction form
    47,742.87/65,909.79 = 33,658.59/x
  3. Step 3: Cross multiply
    47,742.87x = 65,909.79 × 33,658.59
  4. Step 4: Simplify right side
    47,742.87x = 2,218,430,598.60
  5. Step 5: Solve for x
    x = 2,218,430,598.60/47,742.87
  6. Step 6: Final answer
    x = 46,466.22

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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.