Home / 23,235.90-32,065.44-13,164.30

Finding the Fourth Proportional to 23,235.90, 32,065.44 and 13,164.30

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Solution

The fourth proportional to 23,235.90, 32,065.44 and 13,164.30 is: 18,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,235.90 : 32,065.44 = 13,164.30 : x
  2. Step 2: Convert to fraction form
    23,235.90/32,065.44 = 13,164.30/x
  3. Step 3: Cross multiply
    23,235.90x = 32,065.44 × 13,164.30
  4. Step 4: Simplify right side
    23,235.90x = 422,119,071.79
  5. Step 5: Solve for x
    x = 422,119,071.79/23,235.90
  6. Step 6: Final answer
    x = 18,166.68

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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.