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Finding the Fourth Proportional to 32,568.57, 48,852.84 and 7,944.57

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Solution

The fourth proportional to 32,568.57, 48,852.84 and 7,944.57 is: 11,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,568.57 : 48,852.84 = 7,944.57 : x
  2. Step 2: Convert to fraction form
    32,568.57/48,852.84 = 7,944.57/x
  3. Step 3: Cross multiply
    32,568.57x = 48,852.84 × 7,944.57
  4. Step 4: Simplify right side
    32,568.57x = 388,114,807.08
  5. Step 5: Solve for x
    x = 388,114,807.08/32,568.57
  6. Step 6: Final answer
    x = 11,916.85

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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.