Home / 15,132.37-22,698.65-5,271.83

Finding the Fourth Proportional to 15,132.37, 22,698.65 and 5,271.83

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Solution

The fourth proportional to 15,132.37, 22,698.65 and 5,271.83 is: 7,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.37 : 22,698.65 = 5,271.83 : x
  2. Step 2: Convert to fraction form
    15,132.37/22,698.65 = 5,271.83/x
  3. Step 3: Cross multiply
    15,132.37x = 22,698.65 × 5,271.83
  4. Step 4: Simplify right side
    15,132.37x = 119,663,493.96
  5. Step 5: Solve for x
    x = 119,663,493.96/15,132.37
  6. Step 6: Final answer
    x = 7,907.78

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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.