Home / 25,292.22-37,961.63-12,820.96

Finding the Fourth Proportional to 25,292.22, 37,961.63 and 12,820.96

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Solution

The fourth proportional to 25,292.22, 37,961.63 and 12,820.96 is: 19,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,292.22 : 37,961.63 = 12,820.96 : x
  2. Step 2: Convert to fraction form
    25,292.22/37,961.63 = 12,820.96/x
  3. Step 3: Cross multiply
    25,292.22x = 37,961.63 × 12,820.96
  4. Step 4: Simplify right side
    25,292.22x = 486,704,731.69
  5. Step 5: Solve for x
    x = 486,704,731.69/25,292.22
  6. Step 6: Final answer
    x = 19,243.26

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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.