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Finding the Fourth Proportional to 27,599.66, 41,388.12 and 10,957.40

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Solution

The fourth proportional to 27,599.66, 41,388.12 and 10,957.40 is: 16,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,599.66 : 41,388.12 = 10,957.40 : x
  2. Step 2: Convert to fraction form
    27,599.66/41,388.12 = 10,957.40/x
  3. Step 3: Cross multiply
    27,599.66x = 41,388.12 × 10,957.40
  4. Step 4: Simplify right side
    27,599.66x = 453,506,186.09
  5. Step 5: Solve for x
    x = 453,506,186.09/27,599.66
  6. Step 6: Final answer
    x = 16,431.59

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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.