Home / 19,048.96-28,540.92-13,493.08

Finding the Fourth Proportional to 19,048.96, 28,540.92 and 13,493.08

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Solution

The fourth proportional to 19,048.96, 28,540.92 and 13,493.08 is: 20,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048.96 : 28,540.92 = 13,493.08 : x
  2. Step 2: Convert to fraction form
    19,048.96/28,540.92 = 13,493.08/x
  3. Step 3: Cross multiply
    19,048.96x = 28,540.92 × 13,493.08
  4. Step 4: Simplify right side
    19,048.96x = 385,104,916.83
  5. Step 5: Solve for x
    x = 385,104,916.83/19,048.96
  6. Step 6: Final answer
    x = 20,216.58

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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.