Home / 43,217.62-59,656.72-29,078.68

Finding the Fourth Proportional to 43,217.62, 59,656.72 and 29,078.68

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Solution

The fourth proportional to 43,217.62, 59,656.72 and 29,078.68 is: 40,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217.62 : 59,656.72 = 29,078.68 : x
  2. Step 2: Convert to fraction form
    43,217.62/59,656.72 = 29,078.68/x
  3. Step 3: Cross multiply
    43,217.62x = 59,656.72 × 29,078.68
  4. Step 4: Simplify right side
    43,217.62x = 1,734,738,670.73
  5. Step 5: Solve for x
    x = 1,734,738,670.73/43,217.62
  6. Step 6: Final answer
    x = 40,139.62

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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.