Home / 19,051.66-26,289.12-11,092.20

Finding the Fourth Proportional to 19,051.66, 26,289.12 and 11,092.20

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Solution

The fourth proportional to 19,051.66, 26,289.12 and 11,092.20 is: 15,305.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.66 : 26,289.12 = 11,092.20 : x
  2. Step 2: Convert to fraction form
    19,051.66/26,289.12 = 11,092.20/x
  3. Step 3: Cross multiply
    19,051.66x = 26,289.12 × 11,092.20
  4. Step 4: Simplify right side
    19,051.66x = 291,604,176.86
  5. Step 5: Solve for x
    x = 291,604,176.86/19,051.66
  6. Step 6: Final answer
    x = 15,305.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.