Home / 15,182.70-22,775.60-4,089.48

Finding the Fourth Proportional to 15,182.70, 22,775.60 and 4,089.48

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Solution

The fourth proportional to 15,182.70, 22,775.60 and 4,089.48 is: 6,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182.70 : 22,775.60 = 4,089.48 : x
  2. Step 2: Convert to fraction form
    15,182.70/22,775.60 = 4,089.48/x
  3. Step 3: Cross multiply
    15,182.70x = 22,775.60 × 4,089.48
  4. Step 4: Simplify right side
    15,182.70x = 93,140,360.69
  5. Step 5: Solve for x
    x = 93,140,360.69/15,182.70
  6. Step 6: Final answer
    x = 6,134.64

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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.