Home / 23,518.38-32,467.95-18,129.02

Finding the Fourth Proportional to 23,518.38, 32,467.95 and 18,129.02

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Solution

The fourth proportional to 23,518.38, 32,467.95 and 18,129.02 is: 25,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,518.38 : 32,467.95 = 18,129.02 : x
  2. Step 2: Convert to fraction form
    23,518.38/32,467.95 = 18,129.02/x
  3. Step 3: Cross multiply
    23,518.38x = 32,467.95 × 18,129.02
  4. Step 4: Simplify right side
    23,518.38x = 588,611,978.06
  5. Step 5: Solve for x
    x = 588,611,978.06/23,518.38
  6. Step 6: Final answer
    x = 25,027.75

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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.