Home / 15,855.80-23,783.61-4,009.57

Finding the Fourth Proportional to 15,855.80, 23,783.61 and 4,009.57

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Solution

The fourth proportional to 15,855.80, 23,783.61 and 4,009.57 is: 6,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.80 : 23,783.61 = 4,009.57 : x
  2. Step 2: Convert to fraction form
    15,855.80/23,783.61 = 4,009.57/x
  3. Step 3: Cross multiply
    15,855.80x = 23,783.61 × 4,009.57
  4. Step 4: Simplify right side
    15,855.80x = 95,362,049.15
  5. Step 5: Solve for x
    x = 95,362,049.15/15,855.80
  6. Step 6: Final answer
    x = 6,014.33

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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.