Home / 16,891.56-23,301.54-11,301.48

Finding the Fourth Proportional to 16,891.56, 23,301.54 and 11,301.48

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Solution

The fourth proportional to 16,891.56, 23,301.54 and 11,301.48 is: 15,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891.56 : 23,301.54 = 11,301.48 : x
  2. Step 2: Convert to fraction form
    16,891.56/23,301.54 = 11,301.48/x
  3. Step 3: Cross multiply
    16,891.56x = 23,301.54 × 11,301.48
  4. Step 4: Simplify right side
    16,891.56x = 263,341,888.28
  5. Step 5: Solve for x
    x = 263,341,888.28/16,891.56
  6. Step 6: Final answer
    x = 15,590.15

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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.