Home / 19,436.96-26,825.28-11,054.72

Finding the Fourth Proportional to 19,436.96, 26,825.28 and 11,054.72

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Solution

The fourth proportional to 19,436.96, 26,825.28 and 11,054.72 is: 15,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.96 : 26,825.28 = 11,054.72 : x
  2. Step 2: Convert to fraction form
    19,436.96/26,825.28 = 11,054.72/x
  3. Step 3: Cross multiply
    19,436.96x = 26,825.28 × 11,054.72
  4. Step 4: Simplify right side
    19,436.96x = 296,545,959.32
  5. Step 5: Solve for x
    x = 296,545,959.32/19,436.96
  6. Step 6: Final answer
    x = 15,256.81

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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.