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Finding the Fourth Proportional to 27,199.58, 40,790.13 and 9,426.10

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Solution

The fourth proportional to 27,199.58, 40,790.13 and 9,426.10 is: 14,135.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,199.58 : 40,790.13 = 9,426.10 : x
  2. Step 2: Convert to fraction form
    27,199.58/40,790.13 = 9,426.10/x
  3. Step 3: Cross multiply
    27,199.58x = 40,790.13 × 9,426.10
  4. Step 4: Simplify right side
    27,199.58x = 384,491,707.07
  5. Step 5: Solve for x
    x = 384,491,707.07/27,199.58
  6. Step 6: Final answer
    x = 14,135.94

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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.