Home / 14,297.56-19,725.90-8,630.15

Finding the Fourth Proportional to 14,297.56, 19,725.90 and 8,630.15

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Solution

The fourth proportional to 14,297.56, 19,725.90 and 8,630.15 is: 11,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.56 : 19,725.90 = 8,630.15 : x
  2. Step 2: Convert to fraction form
    14,297.56/19,725.90 = 8,630.15/x
  3. Step 3: Cross multiply
    14,297.56x = 19,725.90 × 8,630.15
  4. Step 4: Simplify right side
    14,297.56x = 170,237,344.89
  5. Step 5: Solve for x
    x = 170,237,344.89/14,297.56
  6. Step 6: Final answer
    x = 11,906.74

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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.