Home / 23,320.87-32,183.48-12,711.19

Finding the Fourth Proportional to 23,320.87, 32,183.48 and 12,711.19

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Solution

The fourth proportional to 23,320.87, 32,183.48 and 12,711.19 is: 17,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.87 : 32,183.48 = 12,711.19 : x
  2. Step 2: Convert to fraction form
    23,320.87/32,183.48 = 12,711.19/x
  3. Step 3: Cross multiply
    23,320.87x = 32,183.48 × 12,711.19
  4. Step 4: Simplify right side
    23,320.87x = 409,090,329.14
  5. Step 5: Solve for x
    x = 409,090,329.14/23,320.87
  6. Step 6: Final answer
    x = 17,541.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.