Home / 13,069.44-18,035.85-7,101.06

Finding the Fourth Proportional to 13,069.44, 18,035.85 and 7,101.06

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Solution

The fourth proportional to 13,069.44, 18,035.85 and 7,101.06 is: 9,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069.44 : 18,035.85 = 7,101.06 : x
  2. Step 2: Convert to fraction form
    13,069.44/18,035.85 = 7,101.06/x
  3. Step 3: Cross multiply
    13,069.44x = 18,035.85 × 7,101.06
  4. Step 4: Simplify right side
    13,069.44x = 128,073,653.00
  5. Step 5: Solve for x
    x = 128,073,653.00/13,069.44
  6. Step 6: Final answer
    x = 9,799.48

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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.