Home / 23,458.08-32,383.60-18,140.64

Finding the Fourth Proportional to 23,458.08, 32,383.60 and 18,140.64

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Solution

The fourth proportional to 23,458.08, 32,383.60 and 18,140.64 is: 25,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.08 : 32,383.60 = 18,140.64 : x
  2. Step 2: Convert to fraction form
    23,458.08/32,383.60 = 18,140.64/x
  3. Step 3: Cross multiply
    23,458.08x = 32,383.60 × 18,140.64
  4. Step 4: Simplify right side
    23,458.08x = 587,459,229.50
  5. Step 5: Solve for x
    x = 587,459,229.50/23,458.08
  6. Step 6: Final answer
    x = 25,042.94

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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.