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Finding the Fourth Proportional to 27,185.57, 40,773.74 and 7,459.52

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Solution

The fourth proportional to 27,185.57, 40,773.74 and 7,459.52 is: 11,188.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.57 : 40,773.74 = 7,459.52 : x
  2. Step 2: Convert to fraction form
    27,185.57/40,773.74 = 7,459.52/x
  3. Step 3: Cross multiply
    27,185.57x = 40,773.74 × 7,459.52
  4. Step 4: Simplify right side
    27,185.57x = 304,152,287.84
  5. Step 5: Solve for x
    x = 304,152,287.84/27,185.57
  6. Step 6: Final answer
    x = 11,188.01

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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.