Home / 19,867.44-29,799.12-10,503.84

Finding the Fourth Proportional to 19,867.44, 29,799.12 and 10,503.84

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Solution

The fourth proportional to 19,867.44, 29,799.12 and 10,503.84 is: 15,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,867.44 : 29,799.12 = 10,503.84 : x
  2. Step 2: Convert to fraction form
    19,867.44/29,799.12 = 10,503.84/x
  3. Step 3: Cross multiply
    19,867.44x = 29,799.12 × 10,503.84
  4. Step 4: Simplify right side
    19,867.44x = 313,005,188.62
  5. Step 5: Solve for x
    x = 313,005,188.62/19,867.44
  6. Step 6: Final answer
    x = 15,754.68

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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.