Home / 32,018.85-48,003.41-20,750.38

Finding the Fourth Proportional to 32,018.85, 48,003.41 and 20,750.38

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Solution

The fourth proportional to 32,018.85, 48,003.41 and 20,750.38 is: 31,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,018.85 : 48,003.41 = 20,750.38 : x
  2. Step 2: Convert to fraction form
    32,018.85/48,003.41 = 20,750.38/x
  3. Step 3: Cross multiply
    32,018.85x = 48,003.41 × 20,750.38
  4. Step 4: Simplify right side
    32,018.85x = 996,088,930.66
  5. Step 5: Solve for x
    x = 996,088,930.66/32,018.85
  6. Step 6: Final answer
    x = 31,109.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.