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Finding the Fourth Proportional to 33,313.60, 49,984.80 and 16,897.60

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Solution

The fourth proportional to 33,313.60, 49,984.80 and 16,897.60 is: 25,353.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,313.60 : 49,984.80 = 16,897.60 : x
  2. Step 2: Convert to fraction form
    33,313.60/49,984.80 = 16,897.60/x
  3. Step 3: Cross multiply
    33,313.60x = 49,984.80 × 16,897.60
  4. Step 4: Simplify right side
    33,313.60x = 844,623,156.48
  5. Step 5: Solve for x
    x = 844,623,156.48/33,313.60
  6. Step 6: Final answer
    x = 25,353.70

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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.