Home / 37,442.43-51,670.67-20,446.86

Finding the Fourth Proportional to 37,442.43, 51,670.67 and 20,446.86

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Solution

The fourth proportional to 37,442.43, 51,670.67 and 20,446.86 is: 28,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442.43 : 51,670.67 = 20,446.86 : x
  2. Step 2: Convert to fraction form
    37,442.43/51,670.67 = 20,446.86/x
  3. Step 3: Cross multiply
    37,442.43x = 51,670.67 × 20,446.86
  4. Step 4: Simplify right side
    37,442.43x = 1,056,502,955.60
  5. Step 5: Solve for x
    x = 1,056,502,955.60/37,442.43
  6. Step 6: Final answer
    x = 28,216.73

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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.