Home / 37,267.20-55,965.60-19,771.20

Finding the Fourth Proportional to 37,267.20, 55,965.60 and 19,771.20

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Solution

The fourth proportional to 37,267.20, 55,965.60 and 19,771.20 is: 29,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,267.20 : 55,965.60 = 19,771.20 : x
  2. Step 2: Convert to fraction form
    37,267.20/55,965.60 = 19,771.20/x
  3. Step 3: Cross multiply
    37,267.20x = 55,965.60 × 19,771.20
  4. Step 4: Simplify right side
    37,267.20x = 1,106,507,070.72
  5. Step 5: Solve for x
    x = 1,106,507,070.72/37,267.20
  6. Step 6: Final answer
    x = 29,691.18

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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.