Home / 23,393.70-32,285.15-13,322.56

Finding the Fourth Proportional to 23,393.70, 32,285.15 and 13,322.56

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Solution

The fourth proportional to 23,393.70, 32,285.15 and 13,322.56 is: 18,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.70 : 32,285.15 = 13,322.56 : x
  2. Step 2: Convert to fraction form
    23,393.70/32,285.15 = 13,322.56/x
  3. Step 3: Cross multiply
    23,393.70x = 32,285.15 × 13,322.56
  4. Step 4: Simplify right side
    23,393.70x = 430,120,847.98
  5. Step 5: Solve for x
    x = 430,120,847.98/23,393.70
  6. Step 6: Final answer
    x = 18,386.18

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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.