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Finding the Fourth Proportional to 27,266.20, 40,899.30 and 26,610.10

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Solution

The fourth proportional to 27,266.20, 40,899.30 and 26,610.10 is: 39,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.20 : 40,899.30 = 26,610.10 : x
  2. Step 2: Convert to fraction form
    27,266.20/40,899.30 = 26,610.10/x
  3. Step 3: Cross multiply
    27,266.20x = 40,899.30 × 26,610.10
  4. Step 4: Simplify right side
    27,266.20x = 1,088,334,462.93
  5. Step 5: Solve for x
    x = 1,088,334,462.93/27,266.20
  6. Step 6: Final answer
    x = 39,915.15

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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.