Home / 37,437.19-51,663.32-20,670.19

Finding the Fourth Proportional to 37,437.19, 51,663.32 and 20,670.19

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Solution

The fourth proportional to 37,437.19, 51,663.32 and 20,670.19 is: 28,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,437.19 : 51,663.32 = 20,670.19 : x
  2. Step 2: Convert to fraction form
    37,437.19/51,663.32 = 20,670.19/x
  3. Step 3: Cross multiply
    37,437.19x = 51,663.32 × 20,670.19
  4. Step 4: Simplify right side
    37,437.19x = 1,067,890,485.43
  5. Step 5: Solve for x
    x = 1,067,890,485.43/37,437.19
  6. Step 6: Final answer
    x = 28,524.86

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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.