Home / 18,006.04-26,996.46-8,634.88

Finding the Fourth Proportional to 18,006.04, 26,996.46 and 8,634.88

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Solution

The fourth proportional to 18,006.04, 26,996.46 and 8,634.88 is: 12,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.04 : 26,996.46 = 8,634.88 : x
  2. Step 2: Convert to fraction form
    18,006.04/26,996.46 = 8,634.88/x
  3. Step 3: Cross multiply
    18,006.04x = 26,996.46 × 8,634.88
  4. Step 4: Simplify right side
    18,006.04x = 233,111,192.52
  5. Step 5: Solve for x
    x = 233,111,192.52/18,006.04
  6. Step 6: Final answer
    x = 12,946.28

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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.