Home / 19,028.46-28,525.40-7,350.42

Finding the Fourth Proportional to 19,028.46, 28,525.40 and 7,350.42

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Solution

The fourth proportional to 19,028.46, 28,525.40 and 7,350.42 is: 11,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.46 : 28,525.40 = 7,350.42 : x
  2. Step 2: Convert to fraction form
    19,028.46/28,525.40 = 7,350.42/x
  3. Step 3: Cross multiply
    19,028.46x = 28,525.40 × 7,350.42
  4. Step 4: Simplify right side
    19,028.46x = 209,673,670.67
  5. Step 5: Solve for x
    x = 209,673,670.67/19,028.46
  6. Step 6: Final answer
    x = 11,018.95

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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.