Home / 34,989.65-48,284.75-19,074.09

Finding the Fourth Proportional to 34,989.65, 48,284.75 and 19,074.09

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Solution

The fourth proportional to 34,989.65, 48,284.75 and 19,074.09 is: 26,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,989.65 : 48,284.75 = 19,074.09 : x
  2. Step 2: Convert to fraction form
    34,989.65/48,284.75 = 19,074.09/x
  3. Step 3: Cross multiply
    34,989.65x = 48,284.75 × 19,074.09
  4. Step 4: Simplify right side
    34,989.65x = 920,987,895.88
  5. Step 5: Solve for x
    x = 920,987,895.88/34,989.65
  6. Step 6: Final answer
    x = 26,321.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.