Home / 28,441.55-39,251.28-16,504.89

Finding the Fourth Proportional to 28,441.55, 39,251.28 and 16,504.89

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Solution

The fourth proportional to 28,441.55, 39,251.28 and 16,504.89 is: 22,777.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,441.55 : 39,251.28 = 16,504.89 : x
  2. Step 2: Convert to fraction form
    28,441.55/39,251.28 = 16,504.89/x
  3. Step 3: Cross multiply
    28,441.55x = 39,251.28 × 16,504.89
  4. Step 4: Simplify right side
    28,441.55x = 647,838,058.76
  5. Step 5: Solve for x
    x = 647,838,058.76/28,441.55
  6. Step 6: Final answer
    x = 22,777.87

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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.