Home / 25,089.44-37,634.34-20,403.98

Finding the Fourth Proportional to 25,089.44, 37,634.34 and 20,403.98

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Solution

The fourth proportional to 25,089.44, 37,634.34 and 20,403.98 is: 30,606.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.44 : 37,634.34 = 20,403.98 : x
  2. Step 2: Convert to fraction form
    25,089.44/37,634.34 = 20,403.98/x
  3. Step 3: Cross multiply
    25,089.44x = 37,634.34 × 20,403.98
  4. Step 4: Simplify right side
    25,089.44x = 767,890,320.67
  5. Step 5: Solve for x
    x = 767,890,320.67/25,089.44
  6. Step 6: Final answer
    x = 30,606.12

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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.