Home / 37,427.36-56,179.15-18,720.90

Finding the Fourth Proportional to 37,427.36, 56,179.15 and 18,720.90

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Solution

The fourth proportional to 37,427.36, 56,179.15 and 18,720.90 is: 28,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,427.36 : 56,179.15 = 18,720.90 : x
  2. Step 2: Convert to fraction form
    37,427.36/56,179.15 = 18,720.90/x
  3. Step 3: Cross multiply
    37,427.36x = 56,179.15 × 18,720.90
  4. Step 4: Simplify right side
    37,427.36x = 1,051,724,202.43
  5. Step 5: Solve for x
    x = 1,051,724,202.43/37,427.36
  6. Step 6: Final answer
    x = 28,100.41

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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.