Home / 19,071.18-28,596.04-7,823.42

Finding the Fourth Proportional to 19,071.18, 28,596.04 and 7,823.42

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Solution

The fourth proportional to 19,071.18, 28,596.04 and 7,823.42 is: 11,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.18 : 28,596.04 = 7,823.42 : x
  2. Step 2: Convert to fraction form
    19,071.18/28,596.04 = 7,823.42/x
  3. Step 3: Cross multiply
    19,071.18x = 28,596.04 × 7,823.42
  4. Step 4: Simplify right side
    19,071.18x = 223,718,775.95
  5. Step 5: Solve for x
    x = 223,718,775.95/19,071.18
  6. Step 6: Final answer
    x = 11,730.73

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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.