Home / 15,237.80-22,856.76-5,371.72

Finding the Fourth Proportional to 15,237.80, 22,856.76 and 5,371.72

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Solution

The fourth proportional to 15,237.80, 22,856.76 and 5,371.72 is: 8,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237.80 : 22,856.76 = 5,371.72 : x
  2. Step 2: Convert to fraction form
    15,237.80/22,856.76 = 5,371.72/x
  3. Step 3: Cross multiply
    15,237.80x = 22,856.76 × 5,371.72
  4. Step 4: Simplify right side
    15,237.80x = 122,780,114.83
  5. Step 5: Solve for x
    x = 122,780,114.83/15,237.80
  6. Step 6: Final answer
    x = 8,057.60

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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.