Home / 12,508.44-17,252.03-8,730.40

Finding the Fourth Proportional to 12,508.44, 17,252.03 and 8,730.40

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Solution

The fourth proportional to 12,508.44, 17,252.03 and 8,730.40 is: 12,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508.44 : 17,252.03 = 8,730.40 : x
  2. Step 2: Convert to fraction form
    12,508.44/17,252.03 = 8,730.40/x
  3. Step 3: Cross multiply
    12,508.44x = 17,252.03 × 8,730.40
  4. Step 4: Simplify right side
    12,508.44x = 150,617,122.71
  5. Step 5: Solve for x
    x = 150,617,122.71/12,508.44
  6. Step 6: Final answer
    x = 12,041.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.