Home / 18,441.16-27,657.66-7,345.80

Finding the Fourth Proportional to 18,441.16, 27,657.66 and 7,345.80

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Solution

The fourth proportional to 18,441.16, 27,657.66 and 7,345.80 is: 11,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441.16 : 27,657.66 = 7,345.80 : x
  2. Step 2: Convert to fraction form
    18,441.16/27,657.66 = 7,345.80/x
  3. Step 3: Cross multiply
    18,441.16x = 27,657.66 × 7,345.80
  4. Step 4: Simplify right side
    18,441.16x = 203,167,638.83
  5. Step 5: Solve for x
    x = 203,167,638.83/18,441.16
  6. Step 6: Final answer
    x = 11,017.07

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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.