Home / 36,709.20-54,764.10-31,525.20

Finding the Fourth Proportional to 36,709.20, 54,764.10 and 31,525.20

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Solution

The fourth proportional to 36,709.20, 54,764.10 and 31,525.20 is: 47,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709.20 : 54,764.10 = 31,525.20 : x
  2. Step 2: Convert to fraction form
    36,709.20/54,764.10 = 31,525.20/x
  3. Step 3: Cross multiply
    36,709.20x = 54,764.10 × 31,525.20
  4. Step 4: Simplify right side
    36,709.20x = 1,726,449,205.32
  5. Step 5: Solve for x
    x = 1,726,449,205.32/36,709.20
  6. Step 6: Final answer
    x = 47,030.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.