Home / 19,405.37-29,064.29-13,587.95

Finding the Fourth Proportional to 19,405.37, 29,064.29 and 13,587.95

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Solution

The fourth proportional to 19,405.37, 29,064.29 and 13,587.95 is: 20,351.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,405.37 : 29,064.29 = 13,587.95 : x
  2. Step 2: Convert to fraction form
    19,405.37/29,064.29 = 13,587.95/x
  3. Step 3: Cross multiply
    19,405.37x = 29,064.29 × 13,587.95
  4. Step 4: Simplify right side
    19,405.37x = 394,923,906.04
  5. Step 5: Solve for x
    x = 394,923,906.04/19,405.37
  6. Step 6: Final answer
    x = 20,351.27

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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.