Home / 15,237.78-22,856.58-5,751.87

Finding the Fourth Proportional to 15,237.78, 22,856.58 and 5,751.87

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Solution

The fourth proportional to 15,237.78, 22,856.58 and 5,751.87 is: 8,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237.78 : 22,856.58 = 5,751.87 : x
  2. Step 2: Convert to fraction form
    15,237.78/22,856.58 = 5,751.87/x
  3. Step 3: Cross multiply
    15,237.78x = 22,856.58 × 5,751.87
  4. Step 4: Simplify right side
    15,237.78x = 131,468,076.80
  5. Step 5: Solve for x
    x = 131,468,076.80/15,237.78
  6. Step 6: Final answer
    x = 8,627.77

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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.