Home / 22,065.96-30,451.70-13,573.07

Finding the Fourth Proportional to 22,065.96, 30,451.70 and 13,573.07

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Solution

The fourth proportional to 22,065.96, 30,451.70 and 13,573.07 is: 18,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.96 : 30,451.70 = 13,573.07 : x
  2. Step 2: Convert to fraction form
    22,065.96/30,451.70 = 13,573.07/x
  3. Step 3: Cross multiply
    22,065.96x = 30,451.70 × 13,573.07
  4. Step 4: Simplify right side
    22,065.96x = 413,322,835.60
  5. Step 5: Solve for x
    x = 413,322,835.60/22,065.96
  6. Step 6: Final answer
    x = 18,731.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.