Home / 37,490.13-51,736.48-20,494.58

Finding the Fourth Proportional to 37,490.13, 51,736.48 and 20,494.58

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Solution

The fourth proportional to 37,490.13, 51,736.48 and 20,494.58 is: 28,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,490.13 : 51,736.48 = 20,494.58 : x
  2. Step 2: Convert to fraction form
    37,490.13/51,736.48 = 20,494.58/x
  3. Step 3: Cross multiply
    37,490.13x = 51,736.48 × 20,494.58
  4. Step 4: Simplify right side
    37,490.13x = 1,060,317,118.36
  5. Step 5: Solve for x
    x = 1,060,317,118.36/37,490.13
  6. Step 6: Final answer
    x = 28,282.57

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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.