Home / 26,865.02-40,289.43-11,279.18

Finding the Fourth Proportional to 26,865.02, 40,289.43 and 11,279.18

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Solution

The fourth proportional to 26,865.02, 40,289.43 and 11,279.18 is: 16,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,865.02 : 40,289.43 = 11,279.18 : x
  2. Step 2: Convert to fraction form
    26,865.02/40,289.43 = 11,279.18/x
  3. Step 3: Cross multiply
    26,865.02x = 40,289.43 × 11,279.18
  4. Step 4: Simplify right side
    26,865.02x = 454,431,733.07
  5. Step 5: Solve for x
    x = 454,431,733.07/26,865.02
  6. Step 6: Final answer
    x = 16,915.37

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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.