Home / 13,251.07-19,833.34-9,740.15

Finding the Fourth Proportional to 13,251.07, 19,833.34 and 9,740.15

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Solution

The fourth proportional to 13,251.07, 19,833.34 and 9,740.15 is: 14,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251.07 : 19,833.34 = 9,740.15 : x
  2. Step 2: Convert to fraction form
    13,251.07/19,833.34 = 9,740.15/x
  3. Step 3: Cross multiply
    13,251.07x = 19,833.34 × 9,740.15
  4. Step 4: Simplify right side
    13,251.07x = 193,179,657.90
  5. Step 5: Solve for x
    x = 193,179,657.90/13,251.07
  6. Step 6: Final answer
    x = 14,578.42

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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.