Home / 37,238.60-55,840.35-13,529.43

Finding the Fourth Proportional to 37,238.60, 55,840.35 and 13,529.43

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Solution

The fourth proportional to 37,238.60, 55,840.35 and 13,529.43 is: 20,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,238.60 : 55,840.35 = 13,529.43 : x
  2. Step 2: Convert to fraction form
    37,238.60/55,840.35 = 13,529.43/x
  3. Step 3: Cross multiply
    37,238.60x = 55,840.35 × 13,529.43
  4. Step 4: Simplify right side
    37,238.60x = 755,488,106.50
  5. Step 5: Solve for x
    x = 755,488,106.50/37,238.60
  6. Step 6: Final answer
    x = 20,287.77

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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.