Home / 27,274.20-40,911.30-26,885.40

Finding the Fourth Proportional to 27,274.20, 40,911.30 and 26,885.40

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Solution

The fourth proportional to 27,274.20, 40,911.30 and 26,885.40 is: 40,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.20 : 40,911.30 = 26,885.40 : x
  2. Step 2: Convert to fraction form
    27,274.20/40,911.30 = 26,885.40/x
  3. Step 3: Cross multiply
    27,274.20x = 40,911.30 × 26,885.40
  4. Step 4: Simplify right side
    27,274.20x = 1,099,916,665.02
  5. Step 5: Solve for x
    x = 1,099,916,665.02/27,274.20
  6. Step 6: Final answer
    x = 40,328.10

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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.