Home / 19,069.68-28,592.64-7,380.24

Finding the Fourth Proportional to 19,069.68, 28,592.64 and 7,380.24

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Solution

The fourth proportional to 19,069.68, 28,592.64 and 7,380.24 is: 11,065.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.68 : 28,592.64 = 7,380.24 : x
  2. Step 2: Convert to fraction form
    19,069.68/28,592.64 = 7,380.24/x
  3. Step 3: Cross multiply
    19,069.68x = 28,592.64 × 7,380.24
  4. Step 4: Simplify right side
    19,069.68x = 211,020,545.43
  5. Step 5: Solve for x
    x = 211,020,545.43/19,069.68
  6. Step 6: Final answer
    x = 11,065.76

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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.