Home / 13,391.93-20,087.93-4,031.98

Finding the Fourth Proportional to 13,391.93, 20,087.93 and 4,031.98

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Solution

The fourth proportional to 13,391.93, 20,087.93 and 4,031.98 is: 6,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,391.93 : 20,087.93 = 4,031.98 : x
  2. Step 2: Convert to fraction form
    13,391.93/20,087.93 = 4,031.98/x
  3. Step 3: Cross multiply
    13,391.93x = 20,087.93 × 4,031.98
  4. Step 4: Simplify right side
    13,391.93x = 80,994,091.86
  5. Step 5: Solve for x
    x = 80,994,091.86/13,391.93
  6. Step 6: Final answer
    x = 6,047.98

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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.