Home / 38,799.76-58,203-10,719.84

Finding the Fourth Proportional to 38,799.76, 58,203 and 10,719.84

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Solution

The fourth proportional to 38,799.76, 58,203 and 10,719.84 is: 16,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,799.76 : 58,203 = 10,719.84 : x
  2. Step 2: Convert to fraction form
    38,799.76/58,203 = 10,719.84/x
  3. Step 3: Cross multiply
    38,799.76x = 58,203 × 10,719.84
  4. Step 4: Simplify right side
    38,799.76x = 623,926,847.52
  5. Step 5: Solve for x
    x = 623,926,847.52/38,799.76
  6. Step 6: Final answer
    x = 16,080.69

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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.