Home / 13,901.44-20,799.84-9,749.55

Finding the Fourth Proportional to 13,901.44, 20,799.84 and 9,749.55

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Solution

The fourth proportional to 13,901.44, 20,799.84 and 9,749.55 is: 14,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.44 : 20,799.84 = 9,749.55 : x
  2. Step 2: Convert to fraction form
    13,901.44/20,799.84 = 9,749.55/x
  3. Step 3: Cross multiply
    13,901.44x = 20,799.84 × 9,749.55
  4. Step 4: Simplify right side
    13,901.44x = 202,789,080.07
  5. Step 5: Solve for x
    x = 202,789,080.07/13,901.44
  6. Step 6: Final answer
    x = 14,587.63

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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.