Home / 19,284.18-28,934.37-6,813.02

Finding the Fourth Proportional to 19,284.18, 28,934.37 and 6,813.02

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Solution

The fourth proportional to 19,284.18, 28,934.37 and 6,813.02 is: 10,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.18 : 28,934.37 = 6,813.02 : x
  2. Step 2: Convert to fraction form
    19,284.18/28,934.37 = 6,813.02/x
  3. Step 3: Cross multiply
    19,284.18x = 28,934.37 × 6,813.02
  4. Step 4: Simplify right side
    19,284.18x = 197,130,296.83
  5. Step 5: Solve for x
    x = 197,130,296.83/19,284.18
  6. Step 6: Final answer
    x = 10,222.38

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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.