Home / 18,168.04-27,262.56-7,637.22

Finding the Fourth Proportional to 18,168.04, 27,262.56 and 7,637.22

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Solution

The fourth proportional to 18,168.04, 27,262.56 and 7,637.22 is: 11,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.04 : 27,262.56 = 7,637.22 : x
  2. Step 2: Convert to fraction form
    18,168.04/27,262.56 = 7,637.22/x
  3. Step 3: Cross multiply
    18,168.04x = 27,262.56 × 7,637.22
  4. Step 4: Simplify right side
    18,168.04x = 208,210,168.48
  5. Step 5: Solve for x
    x = 208,210,168.48/18,168.04
  6. Step 6: Final answer
    x = 11,460.24

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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.