Home / 30,748.14-46,136.79-18,292.77

Finding the Fourth Proportional to 30,748.14, 46,136.79 and 18,292.77

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Solution

The fourth proportional to 30,748.14, 46,136.79 and 18,292.77 is: 27,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,748.14 : 46,136.79 = 18,292.77 : x
  2. Step 2: Convert to fraction form
    30,748.14/46,136.79 = 18,292.77/x
  3. Step 3: Cross multiply
    30,748.14x = 46,136.79 × 18,292.77
  4. Step 4: Simplify right side
    30,748.14x = 843,969,688.01
  5. Step 5: Solve for x
    x = 843,969,688.01/30,748.14
  6. Step 6: Final answer
    x = 27,447.83

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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.