Home / 19,405.01-29,107.29-13,682.41

Finding the Fourth Proportional to 19,405.01, 29,107.29 and 13,682.41

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Solution

The fourth proportional to 19,405.01, 29,107.29 and 13,682.41 is: 20,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,405.01 : 29,107.29 = 13,682.41 : x
  2. Step 2: Convert to fraction form
    19,405.01/29,107.29 = 13,682.41/x
  3. Step 3: Cross multiply
    19,405.01x = 29,107.29 × 13,682.41
  4. Step 4: Simplify right side
    19,405.01x = 398,257,854.31
  5. Step 5: Solve for x
    x = 398,257,854.31/19,405.01
  6. Step 6: Final answer
    x = 20,523.45

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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.