Home / 23,119.38-34,656.75-10,647.99

Finding the Fourth Proportional to 23,119.38, 34,656.75 and 10,647.99

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Solution

The fourth proportional to 23,119.38, 34,656.75 and 10,647.99 is: 15,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,119.38 : 34,656.75 = 10,647.99 : x
  2. Step 2: Convert to fraction form
    23,119.38/34,656.75 = 10,647.99/x
  3. Step 3: Cross multiply
    23,119.38x = 34,656.75 × 10,647.99
  4. Step 4: Simplify right side
    23,119.38x = 369,024,727.43
  5. Step 5: Solve for x
    x = 369,024,727.43/23,119.38
  6. Step 6: Final answer
    x = 15,961.71

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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.