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Finding the Fourth Proportional to 33,260.50, 49,898.97 and 9,886.84

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Solution

The fourth proportional to 33,260.50, 49,898.97 and 9,886.84 is: 14,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,260.50 : 49,898.97 = 9,886.84 : x
  2. Step 2: Convert to fraction form
    33,260.50/49,898.97 = 9,886.84/x
  3. Step 3: Cross multiply
    33,260.50x = 49,898.97 × 9,886.84
  4. Step 4: Simplify right side
    33,260.50x = 493,343,132.55
  5. Step 5: Solve for x
    x = 493,343,132.55/33,260.50
  6. Step 6: Final answer
    x = 14,832.70

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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.