Home / 16,907.01-23,338.22-15,135.54

Finding the Fourth Proportional to 16,907.01, 23,338.22 and 15,135.54

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Solution

The fourth proportional to 16,907.01, 23,338.22 and 15,135.54 is: 20,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.01 : 23,338.22 = 15,135.54 : x
  2. Step 2: Convert to fraction form
    16,907.01/23,338.22 = 15,135.54/x
  3. Step 3: Cross multiply
    16,907.01x = 23,338.22 × 15,135.54
  4. Step 4: Simplify right side
    16,907.01x = 353,236,486.66
  5. Step 5: Solve for x
    x = 353,236,486.66/16,907.01
  6. Step 6: Final answer
    x = 20,892.90

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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.