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Finding the Fourth Proportional to 32,883.92, 49,330.64 and 10,386.98

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Solution

The fourth proportional to 32,883.92, 49,330.64 and 10,386.98 is: 15,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,883.92 : 49,330.64 = 10,386.98 : x
  2. Step 2: Convert to fraction form
    32,883.92/49,330.64 = 10,386.98/x
  3. Step 3: Cross multiply
    32,883.92x = 49,330.64 × 10,386.98
  4. Step 4: Simplify right side
    32,883.92x = 512,396,520.36
  5. Step 5: Solve for x
    x = 512,396,520.36/32,883.92
  6. Step 6: Final answer
    x = 15,581.98

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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.