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Finding the Fourth Proportional to 32,919.08, 49,378.54 and 11,031.08

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Solution

The fourth proportional to 32,919.08, 49,378.54 and 11,031.08 is: 16,546.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,919.08 : 49,378.54 = 11,031.08 : x
  2. Step 2: Convert to fraction form
    32,919.08/49,378.54 = 11,031.08/x
  3. Step 3: Cross multiply
    32,919.08x = 49,378.54 × 11,031.08
  4. Step 4: Simplify right side
    32,919.08x = 544,698,625.02
  5. Step 5: Solve for x
    x = 544,698,625.02/32,919.08
  6. Step 6: Final answer
    x = 16,546.59

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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.