Home / 15,107.41-22,651.40-9,907.21

Finding the Fourth Proportional to 15,107.41, 22,651.40 and 9,907.21

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Solution

The fourth proportional to 15,107.41, 22,651.40 and 9,907.21 is: 14,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.41 : 22,651.40 = 9,907.21 : x
  2. Step 2: Convert to fraction form
    15,107.41/22,651.40 = 9,907.21/x
  3. Step 3: Cross multiply
    15,107.41x = 22,651.40 × 9,907.21
  4. Step 4: Simplify right side
    15,107.41x = 224,412,173.95
  5. Step 5: Solve for x
    x = 224,412,173.95/15,107.41
  6. Step 6: Final answer
    x = 14,854.44

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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.