Home / 19,950.64-27,533.52-10,998.99

Finding the Fourth Proportional to 19,950.64, 27,533.52 and 10,998.99

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Solution

The fourth proportional to 19,950.64, 27,533.52 and 10,998.99 is: 15,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.64 : 27,533.52 = 10,998.99 : x
  2. Step 2: Convert to fraction form
    19,950.64/27,533.52 = 10,998.99/x
  3. Step 3: Cross multiply
    19,950.64x = 27,533.52 × 10,998.99
  4. Step 4: Simplify right side
    19,950.64x = 302,840,911.14
  5. Step 5: Solve for x
    x = 302,840,911.14/19,950.64
  6. Step 6: Final answer
    x = 15,179.51

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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.