Home / 19,569.50-27,005.92-11,186.18

Finding the Fourth Proportional to 19,569.50, 27,005.92 and 11,186.18

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Solution

The fourth proportional to 19,569.50, 27,005.92 and 11,186.18 is: 15,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.50 : 27,005.92 = 11,186.18 : x
  2. Step 2: Convert to fraction form
    19,569.50/27,005.92 = 11,186.18/x
  3. Step 3: Cross multiply
    19,569.50x = 27,005.92 × 11,186.18
  4. Step 4: Simplify right side
    19,569.50x = 302,093,082.19
  5. Step 5: Solve for x
    x = 302,093,082.19/19,569.50
  6. Step 6: Final answer
    x = 15,436.93

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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.