Home / 19,484.37-26,890.44-11,935.71

Finding the Fourth Proportional to 19,484.37, 26,890.44 and 11,935.71

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Solution

The fourth proportional to 19,484.37, 26,890.44 and 11,935.71 is: 16,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.37 : 26,890.44 = 11,935.71 : x
  2. Step 2: Convert to fraction form
    19,484.37/26,890.44 = 11,935.71/x
  3. Step 3: Cross multiply
    19,484.37x = 26,890.44 × 11,935.71
  4. Step 4: Simplify right side
    19,484.37x = 320,956,493.61
  5. Step 5: Solve for x
    x = 320,956,493.61/19,484.37
  6. Step 6: Final answer
    x = 16,472.51

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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.