Home / 19,783.99-27,301.91-10,832.07

Finding the Fourth Proportional to 19,783.99, 27,301.91 and 10,832.07

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Solution

The fourth proportional to 19,783.99, 27,301.91 and 10,832.07 is: 14,948.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783.99 : 27,301.91 = 10,832.07 : x
  2. Step 2: Convert to fraction form
    19,783.99/27,301.91 = 10,832.07/x
  3. Step 3: Cross multiply
    19,783.99x = 27,301.91 × 10,832.07
  4. Step 4: Simplify right side
    19,783.99x = 295,736,009.58
  5. Step 5: Solve for x
    x = 295,736,009.58/19,783.99
  6. Step 6: Final answer
    x = 14,948.25

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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.