Home / 19,087.41-28,631.11-10,339.41

Finding the Fourth Proportional to 19,087.41, 28,631.11 and 10,339.41

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Solution

The fourth proportional to 19,087.41, 28,631.11 and 10,339.41 is: 15,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,087.41 : 28,631.11 = 10,339.41 : x
  2. Step 2: Convert to fraction form
    19,087.41/28,631.11 = 10,339.41/x
  3. Step 3: Cross multiply
    19,087.41x = 28,631.11 × 10,339.41
  4. Step 4: Simplify right side
    19,087.41x = 296,028,785.05
  5. Step 5: Solve for x
    x = 296,028,785.05/19,087.41
  6. Step 6: Final answer
    x = 15,509.11

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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.