Home / 19,093.92-28,684.80-13,560.72

Finding the Fourth Proportional to 19,093.92, 28,684.80 and 13,560.72

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Solution

The fourth proportional to 19,093.92, 28,684.80 and 13,560.72 is: 20,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.92 : 28,684.80 = 13,560.72 : x
  2. Step 2: Convert to fraction form
    19,093.92/28,684.80 = 13,560.72/x
  3. Step 3: Cross multiply
    19,093.92x = 28,684.80 × 13,560.72
  4. Step 4: Simplify right side
    19,093.92x = 388,986,541.06
  5. Step 5: Solve for x
    x = 388,986,541.06/19,093.92
  6. Step 6: Final answer
    x = 20,372.27

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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.