Home / 23,328.12-32,193.48-12,718.44

Finding the Fourth Proportional to 23,328.12, 32,193.48 and 12,718.44

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Solution

The fourth proportional to 23,328.12, 32,193.48 and 12,718.44 is: 17,551.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328.12 : 32,193.48 = 12,718.44 : x
  2. Step 2: Convert to fraction form
    23,328.12/32,193.48 = 12,718.44/x
  3. Step 3: Cross multiply
    23,328.12x = 32,193.48 × 12,718.44
  4. Step 4: Simplify right side
    23,328.12x = 409,450,843.77
  5. Step 5: Solve for x
    x = 409,450,843.77/23,328.12
  6. Step 6: Final answer
    x = 17,551.81

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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.