Home / 19,196.03-28,776.78-7,341.63

Finding the Fourth Proportional to 19,196.03, 28,776.78 and 7,341.63

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Solution

The fourth proportional to 19,196.03, 28,776.78 and 7,341.63 is: 11,005.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.03 : 28,776.78 = 7,341.63 : x
  2. Step 2: Convert to fraction form
    19,196.03/28,776.78 = 7,341.63/x
  3. Step 3: Cross multiply
    19,196.03x = 28,776.78 × 7,341.63
  4. Step 4: Simplify right side
    19,196.03x = 211,268,471.35
  5. Step 5: Solve for x
    x = 211,268,471.35/19,196.03
  6. Step 6: Final answer
    x = 11,005.84

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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.