Home / 19,835.85-29,756.22-8,745.33

Finding the Fourth Proportional to 19,835.85, 29,756.22 and 8,745.33

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Solution

The fourth proportional to 19,835.85, 29,756.22 and 8,745.33 is: 13,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.85 : 29,756.22 = 8,745.33 : x
  2. Step 2: Convert to fraction form
    19,835.85/29,756.22 = 8,745.33/x
  3. Step 3: Cross multiply
    19,835.85x = 29,756.22 × 8,745.33
  4. Step 4: Simplify right side
    19,835.85x = 260,227,963.45
  5. Step 5: Solve for x
    x = 260,227,963.45/19,835.85
  6. Step 6: Final answer
    x = 13,119.07

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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.