Home / 13,267.45-19,904.82-10,503.33

Finding the Fourth Proportional to 13,267.45, 19,904.82 and 10,503.33

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Solution

The fourth proportional to 13,267.45, 19,904.82 and 10,503.33 is: 15,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.45 : 19,904.82 = 10,503.33 : x
  2. Step 2: Convert to fraction form
    13,267.45/19,904.82 = 10,503.33/x
  3. Step 3: Cross multiply
    13,267.45x = 19,904.82 × 10,503.33
  4. Step 4: Simplify right side
    13,267.45x = 209,066,893.05
  5. Step 5: Solve for x
    x = 209,066,893.05/13,267.45
  6. Step 6: Final answer
    x = 15,757.88

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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.