Home / 19,210.22-28,795.57-7,360.77

Finding the Fourth Proportional to 19,210.22, 28,795.57 and 7,360.77

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Solution

The fourth proportional to 19,210.22, 28,795.57 and 7,360.77 is: 11,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210.22 : 28,795.57 = 7,360.77 : x
  2. Step 2: Convert to fraction form
    19,210.22/28,795.57 = 7,360.77/x
  3. Step 3: Cross multiply
    19,210.22x = 28,795.57 × 7,360.77
  4. Step 4: Simplify right side
    19,210.22x = 211,957,567.79
  5. Step 5: Solve for x
    x = 211,957,567.79/19,210.22
  6. Step 6: Final answer
    x = 11,033.58

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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.