Home / 30,952.62-46,395.68-20,274.89

Finding the Fourth Proportional to 30,952.62, 46,395.68 and 20,274.89

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Solution

The fourth proportional to 30,952.62, 46,395.68 and 20,274.89 is: 30,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.62 : 46,395.68 = 20,274.89 : x
  2. Step 2: Convert to fraction form
    30,952.62/46,395.68 = 20,274.89/x
  3. Step 3: Cross multiply
    30,952.62x = 46,395.68 × 20,274.89
  4. Step 4: Simplify right side
    30,952.62x = 940,666,975.12
  5. Step 5: Solve for x
    x = 940,666,975.12/30,952.62
  6. Step 6: Final answer
    x = 30,390.54

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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.