Home / 19,484.37-26,890.96-10,989.14

Finding the Fourth Proportional to 19,484.37, 26,890.96 and 10,989.14

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Solution

The fourth proportional to 19,484.37, 26,890.96 and 10,989.14 is: 15,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.37 : 26,890.96 = 10,989.14 : x
  2. Step 2: Convert to fraction form
    19,484.37/26,890.96 = 10,989.14/x
  3. Step 3: Cross multiply
    19,484.37x = 26,890.96 × 10,989.14
  4. Step 4: Simplify right side
    19,484.37x = 295,508,524.17
  5. Step 5: Solve for x
    x = 295,508,524.17/19,484.37
  6. Step 6: Final answer
    x = 15,166.44

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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.