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Finding the Fourth Proportional to 26,370, 36,384.80 and 16,163.19

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Solution

The fourth proportional to 26,370, 36,384.80 and 16,163.19 is: 22,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370 : 36,384.80 = 16,163.19 : x
  2. Step 2: Convert to fraction form
    26,370/36,384.80 = 16,163.19/x
  3. Step 3: Cross multiply
    26,370x = 36,384.80 × 16,163.19
  4. Step 4: Simplify right side
    26,370x = 588,094,354.70
  5. Step 5: Solve for x
    x = 588,094,354.70/26,370
  6. Step 6: Final answer
    x = 22,301.64

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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.