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Finding the Fourth Proportional to 52,861.92, 79,292.88 and 17,798.64

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Solution

The fourth proportional to 52,861.92, 79,292.88 and 17,798.64 is: 26,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,861.92 : 79,292.88 = 17,798.64 : x
  2. Step 2: Convert to fraction form
    52,861.92/79,292.88 = 17,798.64/x
  3. Step 3: Cross multiply
    52,861.92x = 79,292.88 × 17,798.64
  4. Step 4: Simplify right side
    52,861.92x = 1,411,305,425.68
  5. Step 5: Solve for x
    x = 1,411,305,425.68/52,861.92
  6. Step 6: Final answer
    x = 26,697.96

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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.