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Finding the Fourth Proportional to 32,666.67, 48,938.33 and 19,299.78

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Solution

The fourth proportional to 32,666.67, 48,938.33 and 19,299.78 is: 28,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,666.67 : 48,938.33 = 19,299.78 : x
  2. Step 2: Convert to fraction form
    32,666.67/48,938.33 = 19,299.78/x
  3. Step 3: Cross multiply
    32,666.67x = 48,938.33 × 19,299.78
  4. Step 4: Simplify right side
    32,666.67x = 944,498,906.07
  5. Step 5: Solve for x
    x = 944,498,906.07/32,666.67
  6. Step 6: Final answer
    x = 28,913.23

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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.