Home / 19,632.96-29,438.26-13,400.52

Finding the Fourth Proportional to 19,632.96, 29,438.26 and 13,400.52

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Solution

The fourth proportional to 19,632.96, 29,438.26 and 13,400.52 is: 20,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.96 : 29,438.26 = 13,400.52 : x
  2. Step 2: Convert to fraction form
    19,632.96/29,438.26 = 13,400.52/x
  3. Step 3: Cross multiply
    19,632.96x = 29,438.26 × 13,400.52
  4. Step 4: Simplify right side
    19,632.96x = 394,487,991.90
  5. Step 5: Solve for x
    x = 394,487,991.90/19,632.96
  6. Step 6: Final answer
    x = 20,093.15

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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.