Home / 12,301.74-18,443.04-5,727.06

Finding the Fourth Proportional to 12,301.74, 18,443.04 and 5,727.06

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Solution

The fourth proportional to 12,301.74, 18,443.04 and 5,727.06 is: 8,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.74 : 18,443.04 = 5,727.06 : x
  2. Step 2: Convert to fraction form
    12,301.74/18,443.04 = 5,727.06/x
  3. Step 3: Cross multiply
    12,301.74x = 18,443.04 × 5,727.06
  4. Step 4: Simplify right side
    12,301.74x = 105,624,396.66
  5. Step 5: Solve for x
    x = 105,624,396.66/12,301.74
  6. Step 6: Final answer
    x = 8,586.13

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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.