Home / 26,945.02-40,422.03-12,153.61

Finding the Fourth Proportional to 26,945.02, 40,422.03 and 12,153.61

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Solution

The fourth proportional to 26,945.02, 40,422.03 and 12,153.61 is: 18,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.02 : 40,422.03 = 12,153.61 : x
  2. Step 2: Convert to fraction form
    26,945.02/40,422.03 = 12,153.61/x
  3. Step 3: Cross multiply
    26,945.02x = 40,422.03 × 12,153.61
  4. Step 4: Simplify right side
    26,945.02x = 491,273,588.03
  5. Step 5: Solve for x
    x = 491,273,588.03/26,945.02
  6. Step 6: Final answer
    x = 18,232.44

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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.