Home / 13,849.03-19,113.26-7,799.32

Finding the Fourth Proportional to 13,849.03, 19,113.26 and 7,799.32

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Solution

The fourth proportional to 13,849.03, 19,113.26 and 7,799.32 is: 10,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.03 : 19,113.26 = 7,799.32 : x
  2. Step 2: Convert to fraction form
    13,849.03/19,113.26 = 7,799.32/x
  3. Step 3: Cross multiply
    13,849.03x = 19,113.26 × 7,799.32
  4. Step 4: Simplify right side
    13,849.03x = 149,070,459.75
  5. Step 5: Solve for x
    x = 149,070,459.75/13,849.03
  6. Step 6: Final answer
    x = 10,763.97

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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.