Home / 19,166.08-28,707.54-9,284.56

Finding the Fourth Proportional to 19,166.08, 28,707.54 and 9,284.56

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Solution

The fourth proportional to 19,166.08, 28,707.54 and 9,284.56 is: 13,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.08 : 28,707.54 = 9,284.56 : x
  2. Step 2: Convert to fraction form
    19,166.08/28,707.54 = 9,284.56/x
  3. Step 3: Cross multiply
    19,166.08x = 28,707.54 × 9,284.56
  4. Step 4: Simplify right side
    19,166.08x = 266,536,877.58
  5. Step 5: Solve for x
    x = 266,536,877.58/19,166.08
  6. Step 6: Final answer
    x = 13,906.70

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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.