Home / 12,036.85-18,040.23-5,795.19

Finding the Fourth Proportional to 12,036.85, 18,040.23 and 5,795.19

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Solution

The fourth proportional to 12,036.85, 18,040.23 and 5,795.19 is: 8,685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.85 : 18,040.23 = 5,795.19 : x
  2. Step 2: Convert to fraction form
    12,036.85/18,040.23 = 5,795.19/x
  3. Step 3: Cross multiply
    12,036.85x = 18,040.23 × 5,795.19
  4. Step 4: Simplify right side
    12,036.85x = 104,546,560.49
  5. Step 5: Solve for x
    x = 104,546,560.49/12,036.85
  6. Step 6: Final answer
    x = 8,685.54

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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.