Home / 28,268.12-42,402.33-16,573.14

Finding the Fourth Proportional to 28,268.12, 42,402.33 and 16,573.14

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Solution

The fourth proportional to 28,268.12, 42,402.33 and 16,573.14 is: 24,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,268.12 : 42,402.33 = 16,573.14 : x
  2. Step 2: Convert to fraction form
    28,268.12/42,402.33 = 16,573.14/x
  3. Step 3: Cross multiply
    28,268.12x = 42,402.33 × 16,573.14
  4. Step 4: Simplify right side
    28,268.12x = 702,739,751.42
  5. Step 5: Solve for x
    x = 702,739,751.42/28,268.12
  6. Step 6: Final answer
    x = 24,859.80

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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.