Home / 19,046.34-28,587.93-9,192.55

Finding the Fourth Proportional to 19,046.34, 28,587.93 and 9,192.55

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Solution

The fourth proportional to 19,046.34, 28,587.93 and 9,192.55 is: 13,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.34 : 28,587.93 = 9,192.55 : x
  2. Step 2: Convert to fraction form
    19,046.34/28,587.93 = 9,192.55/x
  3. Step 3: Cross multiply
    19,046.34x = 28,587.93 × 9,192.55
  4. Step 4: Simplify right side
    19,046.34x = 262,795,975.92
  5. Step 5: Solve for x
    x = 262,795,975.92/19,046.34
  6. Step 6: Final answer
    x = 13,797.72

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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.