Home / 28,245.24-42,366.51-11,601.09

Finding the Fourth Proportional to 28,245.24, 42,366.51 and 11,601.09

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Solution

The fourth proportional to 28,245.24, 42,366.51 and 11,601.09 is: 17,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,245.24 : 42,366.51 = 11,601.09 : x
  2. Step 2: Convert to fraction form
    28,245.24/42,366.51 = 11,601.09/x
  3. Step 3: Cross multiply
    28,245.24x = 42,366.51 × 11,601.09
  4. Step 4: Simplify right side
    28,245.24x = 491,497,695.50
  5. Step 5: Solve for x
    x = 491,497,695.50/28,245.24
  6. Step 6: Final answer
    x = 17,401.08

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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.