Home / 13,024.95-19,540.68-3,790.95

Finding the Fourth Proportional to 13,024.95, 19,540.68 and 3,790.95

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Solution

The fourth proportional to 13,024.95, 19,540.68 and 3,790.95 is: 5,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,024.95 : 19,540.68 = 3,790.95 : x
  2. Step 2: Convert to fraction form
    13,024.95/19,540.68 = 3,790.95/x
  3. Step 3: Cross multiply
    13,024.95x = 19,540.68 × 3,790.95
  4. Step 4: Simplify right side
    13,024.95x = 74,077,740.85
  5. Step 5: Solve for x
    x = 74,077,740.85/13,024.95
  6. Step 6: Final answer
    x = 5,687.37

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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.