Home / 28,871.96-39,836.52-17,541.12

Finding the Fourth Proportional to 28,871.96, 39,836.52 and 17,541.12

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Solution

The fourth proportional to 28,871.96, 39,836.52 and 17,541.12 is: 24,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.96 : 39,836.52 = 17,541.12 : x
  2. Step 2: Convert to fraction form
    28,871.96/39,836.52 = 17,541.12/x
  3. Step 3: Cross multiply
    28,871.96x = 39,836.52 × 17,541.12
  4. Step 4: Simplify right side
    28,871.96x = 698,777,177.70
  5. Step 5: Solve for x
    x = 698,777,177.70/28,871.96
  6. Step 6: Final answer
    x = 24,202.62

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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.