Home / 36,084.94-54,113.54-12,388.07

Finding the Fourth Proportional to 36,084.94, 54,113.54 and 12,388.07

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Solution

The fourth proportional to 36,084.94, 54,113.54 and 12,388.07 is: 18,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,084.94 : 54,113.54 = 12,388.07 : x
  2. Step 2: Convert to fraction form
    36,084.94/54,113.54 = 12,388.07/x
  3. Step 3: Cross multiply
    36,084.94x = 54,113.54 × 12,388.07
  4. Step 4: Simplify right side
    36,084.94x = 670,362,394.81
  5. Step 5: Solve for x
    x = 670,362,394.81/36,084.94
  6. Step 6: Final answer
    x = 18,577.35

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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.