Home / 39,383.28-59,066.78-11,297.08

Finding the Fourth Proportional to 39,383.28, 59,066.78 and 11,297.08

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Solution

The fourth proportional to 39,383.28, 59,066.78 and 11,297.08 is: 16,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,383.28 : 59,066.78 = 11,297.08 : x
  2. Step 2: Convert to fraction form
    39,383.28/59,066.78 = 11,297.08/x
  3. Step 3: Cross multiply
    39,383.28x = 59,066.78 × 11,297.08
  4. Step 4: Simplify right side
    39,383.28x = 667,282,139.00
  5. Step 5: Solve for x
    x = 667,282,139.00/39,383.28
  6. Step 6: Final answer
    x = 16,943.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.