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Finding the Fourth Proportional to 26,161.32, 36,101.80 and 14,224.32

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Solution

The fourth proportional to 26,161.32, 36,101.80 and 14,224.32 is: 19,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,161.32 : 36,101.80 = 14,224.32 : x
  2. Step 2: Convert to fraction form
    26,161.32/36,101.80 = 14,224.32/x
  3. Step 3: Cross multiply
    26,161.32x = 36,101.80 × 14,224.32
  4. Step 4: Simplify right side
    26,161.32x = 513,523,555.78
  5. Step 5: Solve for x
    x = 513,523,555.78/26,161.32
  6. Step 6: Final answer
    x = 19,629.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.