Home / 23,228.60-32,055.12-12,618.16

Finding the Fourth Proportional to 23,228.60, 32,055.12 and 12,618.16

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Solution

The fourth proportional to 23,228.60, 32,055.12 and 12,618.16 is: 17,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,228.60 : 32,055.12 = 12,618.16 : x
  2. Step 2: Convert to fraction form
    23,228.60/32,055.12 = 12,618.16/x
  3. Step 3: Cross multiply
    23,228.60x = 32,055.12 × 12,618.16
  4. Step 4: Simplify right side
    23,228.60x = 404,476,632.98
  5. Step 5: Solve for x
    x = 404,476,632.98/23,228.60
  6. Step 6: Final answer
    x = 17,412.87

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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.