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Finding the Fourth Proportional to 27,235.17, 40,852.76 and 7,519.41

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Solution

The fourth proportional to 27,235.17, 40,852.76 and 7,519.41 is: 11,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,235.17 : 40,852.76 = 7,519.41 : x
  2. Step 2: Convert to fraction form
    27,235.17/40,852.76 = 7,519.41/x
  3. Step 3: Cross multiply
    27,235.17x = 40,852.76 × 7,519.41
  4. Step 4: Simplify right side
    27,235.17x = 307,188,614.47
  5. Step 5: Solve for x
    x = 307,188,614.47/27,235.17
  6. Step 6: Final answer
    x = 11,279.12

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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.