Home / 28,788.64-43,174.24-10,065.18

Finding the Fourth Proportional to 28,788.64, 43,174.24 and 10,065.18

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Solution

The fourth proportional to 28,788.64, 43,174.24 and 10,065.18 is: 15,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788.64 : 43,174.24 = 10,065.18 : x
  2. Step 2: Convert to fraction form
    28,788.64/43,174.24 = 10,065.18/x
  3. Step 3: Cross multiply
    28,788.64x = 43,174.24 × 10,065.18
  4. Step 4: Simplify right side
    28,788.64x = 434,556,471.80
  5. Step 5: Solve for x
    x = 434,556,471.80/28,788.64
  6. Step 6: Final answer
    x = 15,094.72

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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.