Home / 46,181.22-69,257.25-19,878.90

Finding the Fourth Proportional to 46,181.22, 69,257.25 and 19,878.90

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Solution

The fourth proportional to 46,181.22, 69,257.25 and 19,878.90 is: 29,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,181.22 : 69,257.25 = 19,878.90 : x
  2. Step 2: Convert to fraction form
    46,181.22/69,257.25 = 19,878.90/x
  3. Step 3: Cross multiply
    46,181.22x = 69,257.25 × 19,878.90
  4. Step 4: Simplify right side
    46,181.22x = 1,376,757,947.03
  5. Step 5: Solve for x
    x = 1,376,757,947.03/46,181.22
  6. Step 6: Final answer
    x = 29,812.07

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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.