Home / 43,930.79-65,895.59-10,651.15

Finding the Fourth Proportional to 43,930.79, 65,895.59 and 10,651.15

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Solution

The fourth proportional to 43,930.79, 65,895.59 and 10,651.15 is: 15,976.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930.79 : 65,895.59 = 10,651.15 : x
  2. Step 2: Convert to fraction form
    43,930.79/65,895.59 = 10,651.15/x
  3. Step 3: Cross multiply
    43,930.79x = 65,895.59 × 10,651.15
  4. Step 4: Simplify right side
    43,930.79x = 701,863,675.32
  5. Step 5: Solve for x
    x = 701,863,675.32/43,930.79
  6. Step 6: Final answer
    x = 15,976.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.