Home / 37,851.36-56,776.84-21,211.44

Finding the Fourth Proportional to 37,851.36, 56,776.84 and 21,211.44

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Solution

The fourth proportional to 37,851.36, 56,776.84 and 21,211.44 is: 31,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,851.36 : 56,776.84 = 21,211.44 : x
  2. Step 2: Convert to fraction form
    37,851.36/56,776.84 = 21,211.44/x
  3. Step 3: Cross multiply
    37,851.36x = 56,776.84 × 21,211.44
  4. Step 4: Simplify right side
    37,851.36x = 1,204,318,535.05
  5. Step 5: Solve for x
    x = 1,204,318,535.05/37,851.36
  6. Step 6: Final answer
    x = 31,817.05

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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.