Home / 23,169.24-31,972.69-12,558.64

Finding the Fourth Proportional to 23,169.24, 31,972.69 and 12,558.64

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Solution

The fourth proportional to 23,169.24, 31,972.69 and 12,558.64 is: 17,330.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.24 : 31,972.69 = 12,558.64 : x
  2. Step 2: Convert to fraction form
    23,169.24/31,972.69 = 12,558.64/x
  3. Step 3: Cross multiply
    23,169.24x = 31,972.69 × 12,558.64
  4. Step 4: Simplify right side
    23,169.24x = 401,533,583.47
  5. Step 5: Solve for x
    x = 401,533,583.47/23,169.24
  6. Step 6: Final answer
    x = 17,330.46

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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.