Home / 15,124.87-22,687.83-4,031.58

Finding the Fourth Proportional to 15,124.87, 22,687.83 and 4,031.58

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Solution

The fourth proportional to 15,124.87, 22,687.83 and 4,031.58 is: 6,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124.87 : 22,687.83 = 4,031.58 : x
  2. Step 2: Convert to fraction form
    15,124.87/22,687.83 = 4,031.58/x
  3. Step 3: Cross multiply
    15,124.87x = 22,687.83 × 4,031.58
  4. Step 4: Simplify right side
    15,124.87x = 91,467,886.75
  5. Step 5: Solve for x
    x = 91,467,886.75/15,124.87
  6. Step 6: Final answer
    x = 6,047.52

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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.