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Finding the Fourth Proportional to 26,330, 36,335.40 and 14,554

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Solution

The fourth proportional to 26,330, 36,335.40 and 14,554 is: 20,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,330 : 36,335.40 = 14,554 : x
  2. Step 2: Convert to fraction form
    26,330/36,335.40 = 14,554/x
  3. Step 3: Cross multiply
    26,330x = 36,335.40 × 14,554
  4. Step 4: Simplify right side
    26,330x = 528,825,411.60
  5. Step 5: Solve for x
    x = 528,825,411.60/26,330
  6. Step 6: Final answer
    x = 20,084.52

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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.