Home / 19,454.74-29,181.90-13,199.26

Finding the Fourth Proportional to 19,454.74, 29,181.90 and 13,199.26

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Solution

The fourth proportional to 19,454.74, 29,181.90 and 13,199.26 is: 19,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.74 : 29,181.90 = 13,199.26 : x
  2. Step 2: Convert to fraction form
    19,454.74/29,181.90 = 13,199.26/x
  3. Step 3: Cross multiply
    19,454.74x = 29,181.90 × 13,199.26
  4. Step 4: Simplify right side
    19,454.74x = 385,179,485.39
  5. Step 5: Solve for x
    x = 385,179,485.39/19,454.74
  6. Step 6: Final answer
    x = 19,798.75

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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.