Home / 39,119.08-53,983.38-22,351

Finding the Fourth Proportional to 39,119.08, 53,983.38 and 22,351

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Solution

The fourth proportional to 39,119.08, 53,983.38 and 22,351 is: 30,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,119.08 : 53,983.38 = 22,351 : x
  2. Step 2: Convert to fraction form
    39,119.08/53,983.38 = 22,351/x
  3. Step 3: Cross multiply
    39,119.08x = 53,983.38 × 22,351
  4. Step 4: Simplify right side
    39,119.08x = 1,206,582,526.38
  5. Step 5: Solve for x
    x = 1,206,582,526.38/39,119.08
  6. Step 6: Final answer
    x = 30,843.84

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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.