Home / 23,186.02-31,996.86-13,623.34

Finding the Fourth Proportional to 23,186.02, 31,996.86 and 13,623.34

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Solution

The fourth proportional to 23,186.02, 31,996.86 and 13,623.34 is: 18,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.02 : 31,996.86 = 13,623.34 : x
  2. Step 2: Convert to fraction form
    23,186.02/31,996.86 = 13,623.34/x
  3. Step 3: Cross multiply
    23,186.02x = 31,996.86 × 13,623.34
  4. Step 4: Simplify right side
    23,186.02x = 435,904,102.71
  5. Step 5: Solve for x
    x = 435,904,102.71/23,186.02
  6. Step 6: Final answer
    x = 18,800.30

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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.