Home / 32,608.72-45,000.20-18,464.32

Finding the Fourth Proportional to 32,608.72, 45,000.20 and 18,464.32

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Solution

The fourth proportional to 32,608.72, 45,000.20 and 18,464.32 is: 25,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,608.72 : 45,000.20 = 18,464.32 : x
  2. Step 2: Convert to fraction form
    32,608.72/45,000.20 = 18,464.32/x
  3. Step 3: Cross multiply
    32,608.72x = 45,000.20 × 18,464.32
  4. Step 4: Simplify right side
    32,608.72x = 830,897,775.54
  5. Step 5: Solve for x
    x = 830,897,775.54/32,608.72
  6. Step 6: Final answer
    x = 25,480.85

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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.