Home / 13,322.16-18,367.50-10,923.30

Finding the Fourth Proportional to 13,322.16, 18,367.50 and 10,923.30

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Solution

The fourth proportional to 13,322.16, 18,367.50 and 10,923.30 is: 15,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.16 : 18,367.50 = 10,923.30 : x
  2. Step 2: Convert to fraction form
    13,322.16/18,367.50 = 10,923.30/x
  3. Step 3: Cross multiply
    13,322.16x = 18,367.50 × 10,923.30
  4. Step 4: Simplify right side
    13,322.16x = 200,633,712.75
  5. Step 5: Solve for x
    x = 200,633,712.75/13,322.16
  6. Step 6: Final answer
    x = 15,060.15

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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.