Home / 13,177.46-18,192.41-8,714.16

Finding the Fourth Proportional to 13,177.46, 18,192.41 and 8,714.16

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Solution

The fourth proportional to 13,177.46, 18,192.41 and 8,714.16 is: 12,030.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.46 : 18,192.41 = 8,714.16 : x
  2. Step 2: Convert to fraction form
    13,177.46/18,192.41 = 8,714.16/x
  3. Step 3: Cross multiply
    13,177.46x = 18,192.41 × 8,714.16
  4. Step 4: Simplify right side
    13,177.46x = 158,531,593.31
  5. Step 5: Solve for x
    x = 158,531,593.31/13,177.46
  6. Step 6: Final answer
    x = 12,030.51

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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.