Home / 28,986.68-43,490.97-10,265.96

Finding the Fourth Proportional to 28,986.68, 43,490.97 and 10,265.96

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Solution

The fourth proportional to 28,986.68, 43,490.97 and 10,265.96 is: 15,402.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,986.68 : 43,490.97 = 10,265.96 : x
  2. Step 2: Convert to fraction form
    28,986.68/43,490.97 = 10,265.96/x
  3. Step 3: Cross multiply
    28,986.68x = 43,490.97 × 10,265.96
  4. Step 4: Simplify right side
    28,986.68x = 446,476,558.38
  5. Step 5: Solve for x
    x = 446,476,558.38/28,986.68
  6. Step 6: Final answer
    x = 15,402.82

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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.