Home / 12,807.76-19,180.68-10,600.24

Finding the Fourth Proportional to 12,807.76, 19,180.68 and 10,600.24

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Solution

The fourth proportional to 12,807.76, 19,180.68 and 10,600.24 is: 15,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807.76 : 19,180.68 = 10,600.24 : x
  2. Step 2: Convert to fraction form
    12,807.76/19,180.68 = 10,600.24/x
  3. Step 3: Cross multiply
    12,807.76x = 19,180.68 × 10,600.24
  4. Step 4: Simplify right side
    12,807.76x = 203,319,811.36
  5. Step 5: Solve for x
    x = 203,319,811.36/12,807.76
  6. Step 6: Final answer
    x = 15,874.74

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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.