Home / 12,711.08-19,025.14-11,498.60

Finding the Fourth Proportional to 12,711.08, 19,025.14 and 11,498.60

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Solution

The fourth proportional to 12,711.08, 19,025.14 and 11,498.60 is: 17,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711.08 : 19,025.14 = 11,498.60 : x
  2. Step 2: Convert to fraction form
    12,711.08/19,025.14 = 11,498.60/x
  3. Step 3: Cross multiply
    12,711.08x = 19,025.14 × 11,498.60
  4. Step 4: Simplify right side
    12,711.08x = 218,762,474.80
  5. Step 5: Solve for x
    x = 218,762,474.80/12,711.08
  6. Step 6: Final answer
    x = 17,210.38

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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.