Home / 51,352.13-70,853.79-29,829.09

Finding the Fourth Proportional to 51,352.13, 70,853.79 and 29,829.09

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Solution

The fourth proportional to 51,352.13, 70,853.79 and 29,829.09 is: 41,157.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,352.13 : 70,853.79 = 29,829.09 : x
  2. Step 2: Convert to fraction form
    51,352.13/70,853.79 = 29,829.09/x
  3. Step 3: Cross multiply
    51,352.13x = 70,853.79 × 29,829.09
  4. Step 4: Simplify right side
    51,352.13x = 2,113,504,078.75
  5. Step 5: Solve for x
    x = 2,113,504,078.75/51,352.13
  6. Step 6: Final answer
    x = 41,157.09

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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.