Home / 19,533.35-26,954.09-10,917.92

Finding the Fourth Proportional to 19,533.35, 26,954.09 and 10,917.92

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Solution

The fourth proportional to 19,533.35, 26,954.09 and 10,917.92 is: 15,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.35 : 26,954.09 = 10,917.92 : x
  2. Step 2: Convert to fraction form
    19,533.35/26,954.09 = 10,917.92/x
  3. Step 3: Cross multiply
    19,533.35x = 26,954.09 × 10,917.92
  4. Step 4: Simplify right side
    19,533.35x = 294,282,625.59
  5. Step 5: Solve for x
    x = 294,282,625.59/19,533.35
  6. Step 6: Final answer
    x = 15,065.65

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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.