Home / 19,322.01-26,656.70-11,351.61

Finding the Fourth Proportional to 19,322.01, 26,656.70 and 11,351.61

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Solution

The fourth proportional to 19,322.01, 26,656.70 and 11,351.61 is: 15,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.01 : 26,656.70 = 11,351.61 : x
  2. Step 2: Convert to fraction form
    19,322.01/26,656.70 = 11,351.61/x
  3. Step 3: Cross multiply
    19,322.01x = 26,656.70 × 11,351.61
  4. Step 4: Simplify right side
    19,322.01x = 302,596,405.53
  5. Step 5: Solve for x
    x = 302,596,405.53/19,322.01
  6. Step 6: Final answer
    x = 15,660.71

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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.