Home / 13,901.90-20,852.22-4,040.96

Finding the Fourth Proportional to 13,901.90, 20,852.22 and 4,040.96

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Solution

The fourth proportional to 13,901.90, 20,852.22 and 4,040.96 is: 6,061.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.90 : 20,852.22 = 4,040.96 : x
  2. Step 2: Convert to fraction form
    13,901.90/20,852.22 = 4,040.96/x
  3. Step 3: Cross multiply
    13,901.90x = 20,852.22 × 4,040.96
  4. Step 4: Simplify right side
    13,901.90x = 84,262,986.93
  5. Step 5: Solve for x
    x = 84,262,986.93/13,901.90
  6. Step 6: Final answer
    x = 6,061.26

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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.