Home / 30,769.95-46,154.94-9,993.45

Finding the Fourth Proportional to 30,769.95, 46,154.94 and 9,993.45

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Solution

The fourth proportional to 30,769.95, 46,154.94 and 9,993.45 is: 14,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,769.95 : 46,154.94 = 9,993.45 : x
  2. Step 2: Convert to fraction form
    30,769.95/46,154.94 = 9,993.45/x
  3. Step 3: Cross multiply
    30,769.95x = 46,154.94 × 9,993.45
  4. Step 4: Simplify right side
    30,769.95x = 461,247,085.14
  5. Step 5: Solve for x
    x = 461,247,085.14/30,769.95
  6. Step 6: Final answer
    x = 14,990.18

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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.