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Finding the Fourth Proportional to 26,393.36, 36,409.03 and 16,318.58

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Solution

The fourth proportional to 26,393.36, 36,409.03 and 16,318.58 is: 22,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.36 : 36,409.03 = 16,318.58 : x
  2. Step 2: Convert to fraction form
    26,393.36/36,409.03 = 16,318.58/x
  3. Step 3: Cross multiply
    26,393.36x = 36,409.03 × 16,318.58
  4. Step 4: Simplify right side
    26,393.36x = 594,143,445.94
  5. Step 5: Solve for x
    x = 594,143,445.94/26,393.36
  6. Step 6: Final answer
    x = 22,511.10

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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.