Home / 13,848.50-19,110.49-7,799.04

Finding the Fourth Proportional to 13,848.50, 19,110.49 and 7,799.04

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Solution

The fourth proportional to 13,848.50, 19,110.49 and 7,799.04 is: 10,762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.50 : 19,110.49 = 7,799.04 : x
  2. Step 2: Convert to fraction form
    13,848.50/19,110.49 = 7,799.04/x
  3. Step 3: Cross multiply
    13,848.50x = 19,110.49 × 7,799.04
  4. Step 4: Simplify right side
    13,848.50x = 149,043,456.43
  5. Step 5: Solve for x
    x = 149,043,456.43/13,848.50
  6. Step 6: Final answer
    x = 10,762.42

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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.