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Finding the Fourth Proportional to 32,395.75, 48,483.90 and 19,923.69

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Solution

The fourth proportional to 32,395.75, 48,483.90 and 19,923.69 is: 29,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,395.75 : 48,483.90 = 19,923.69 : x
  2. Step 2: Convert to fraction form
    32,395.75/48,483.90 = 19,923.69/x
  3. Step 3: Cross multiply
    32,395.75x = 48,483.90 × 19,923.69
  4. Step 4: Simplify right side
    32,395.75x = 965,977,951.17
  5. Step 5: Solve for x
    x = 965,977,951.17/32,395.75
  6. Step 6: Final answer
    x = 29,818.05

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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.