Home / 28,826.08-43,223.42-13,012.58

Finding the Fourth Proportional to 28,826.08, 43,223.42 and 13,012.58

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Solution

The fourth proportional to 28,826.08, 43,223.42 and 13,012.58 is: 19,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.08 : 43,223.42 = 13,012.58 : x
  2. Step 2: Convert to fraction form
    28,826.08/43,223.42 = 13,012.58/x
  3. Step 3: Cross multiply
    28,826.08x = 43,223.42 × 13,012.58
  4. Step 4: Simplify right side
    28,826.08x = 562,448,351.21
  5. Step 5: Solve for x
    x = 562,448,351.21/28,826.08
  6. Step 6: Final answer
    x = 19,511.79

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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.