Home / 31,389.44-47,084.68-8,016.08

Finding the Fourth Proportional to 31,389.44, 47,084.68 and 8,016.08

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Solution

The fourth proportional to 31,389.44, 47,084.68 and 8,016.08 is: 12,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,389.44 : 47,084.68 = 8,016.08 : x
  2. Step 2: Convert to fraction form
    31,389.44/47,084.68 = 8,016.08/x
  3. Step 3: Cross multiply
    31,389.44x = 47,084.68 × 8,016.08
  4. Step 4: Simplify right side
    31,389.44x = 377,434,561.65
  5. Step 5: Solve for x
    x = 377,434,561.65/31,389.44
  6. Step 6: Final answer
    x = 12,024.25

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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.