Home / 12,496.29-18,746.60-4,175.43

Finding the Fourth Proportional to 12,496.29, 18,746.60 and 4,175.43

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Solution

The fourth proportional to 12,496.29, 18,746.60 and 4,175.43 is: 6,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.29 : 18,746.60 = 4,175.43 : x
  2. Step 2: Convert to fraction form
    12,496.29/18,746.60 = 4,175.43/x
  3. Step 3: Cross multiply
    12,496.29x = 18,746.60 × 4,175.43
  4. Step 4: Simplify right side
    12,496.29x = 78,275,095.16
  5. Step 5: Solve for x
    x = 78,275,095.16/12,496.29
  6. Step 6: Final answer
    x = 6,263.87

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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.