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Finding the Fourth Proportional to 27,084.79, 40,599.51 and 9,310.12

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Solution

The fourth proportional to 27,084.79, 40,599.51 and 9,310.12 is: 13,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,084.79 : 40,599.51 = 9,310.12 : x
  2. Step 2: Convert to fraction form
    27,084.79/40,599.51 = 9,310.12/x
  3. Step 3: Cross multiply
    27,084.79x = 40,599.51 × 9,310.12
  4. Step 4: Simplify right side
    27,084.79x = 377,986,173.63
  5. Step 5: Solve for x
    x = 377,986,173.63/27,084.79
  6. Step 6: Final answer
    x = 13,955.66

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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.