Home / 19,095.20-28,658.24-13,168.48

Finding the Fourth Proportional to 19,095.20, 28,658.24 and 13,168.48

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Solution

The fourth proportional to 19,095.20, 28,658.24 and 13,168.48 is: 19,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.20 : 28,658.24 = 13,168.48 : x
  2. Step 2: Convert to fraction form
    19,095.20/28,658.24 = 13,168.48/x
  3. Step 3: Cross multiply
    19,095.20x = 28,658.24 × 13,168.48
  4. Step 4: Simplify right side
    19,095.20x = 377,385,460.28
  5. Step 5: Solve for x
    x = 377,385,460.28/19,095.20
  6. Step 6: Final answer
    x = 19,763.37

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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.