Home / 13,029.85-19,544.64-3,169.18

Finding the Fourth Proportional to 13,029.85, 19,544.64 and 3,169.18

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Solution

The fourth proportional to 13,029.85, 19,544.64 and 3,169.18 is: 4,753.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.85 : 19,544.64 = 3,169.18 : x
  2. Step 2: Convert to fraction form
    13,029.85/19,544.64 = 3,169.18/x
  3. Step 3: Cross multiply
    13,029.85x = 19,544.64 × 3,169.18
  4. Step 4: Simplify right side
    13,029.85x = 61,940,482.20
  5. Step 5: Solve for x
    x = 61,940,482.20/13,029.85
  6. Step 6: Final answer
    x = 4,753.74

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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.