Home / 23,450.36-32,338.78-19,864.99

Finding the Fourth Proportional to 23,450.36, 32,338.78 and 19,864.99

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Solution

The fourth proportional to 23,450.36, 32,338.78 and 19,864.99 is: 27,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,450.36 : 32,338.78 = 19,864.99 : x
  2. Step 2: Convert to fraction form
    23,450.36/32,338.78 = 19,864.99/x
  3. Step 3: Cross multiply
    23,450.36x = 32,338.78 × 19,864.99
  4. Step 4: Simplify right side
    23,450.36x = 642,409,532.07
  5. Step 5: Solve for x
    x = 642,409,532.07/23,450.36
  6. Step 6: Final answer
    x = 27,394.45

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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.