Home / 28,840.42-39,799.79-16,265.17

Finding the Fourth Proportional to 28,840.42, 39,799.79 and 16,265.17

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Solution

The fourth proportional to 28,840.42, 39,799.79 and 16,265.17 is: 22,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840.42 : 39,799.79 = 16,265.17 : x
  2. Step 2: Convert to fraction form
    28,840.42/39,799.79 = 16,265.17/x
  3. Step 3: Cross multiply
    28,840.42x = 39,799.79 × 16,265.17
  4. Step 4: Simplify right side
    28,840.42x = 647,350,350.31
  5. Step 5: Solve for x
    x = 647,350,350.31/28,840.42
  6. Step 6: Final answer
    x = 22,445.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.