Home / 19,735.03-27,236.25-10,783.89

Finding the Fourth Proportional to 19,735.03, 27,236.25 and 10,783.89

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Solution

The fourth proportional to 19,735.03, 27,236.25 and 10,783.89 is: 14,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.03 : 27,236.25 = 10,783.89 : x
  2. Step 2: Convert to fraction form
    19,735.03/27,236.25 = 10,783.89/x
  3. Step 3: Cross multiply
    19,735.03x = 27,236.25 × 10,783.89
  4. Step 4: Simplify right side
    19,735.03x = 293,712,724.01
  5. Step 5: Solve for x
    x = 293,712,724.01/19,735.03
  6. Step 6: Final answer
    x = 14,882.81

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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.