Home / 37,019.40-55,529.10-13,662.60

Finding the Fourth Proportional to 37,019.40, 55,529.10 and 13,662.60

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Solution

The fourth proportional to 37,019.40, 55,529.10 and 13,662.60 is: 20,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,019.40 : 55,529.10 = 13,662.60 : x
  2. Step 2: Convert to fraction form
    37,019.40/55,529.10 = 13,662.60/x
  3. Step 3: Cross multiply
    37,019.40x = 55,529.10 × 13,662.60
  4. Step 4: Simplify right side
    37,019.40x = 758,671,881.66
  5. Step 5: Solve for x
    x = 758,671,881.66/37,019.40
  6. Step 6: Final answer
    x = 20,493.90

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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.