Home / 28,849.41-43,279.35-8,858.48

Finding the Fourth Proportional to 28,849.41, 43,279.35 and 8,858.48

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Solution

The fourth proportional to 28,849.41, 43,279.35 and 8,858.48 is: 13,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.41 : 43,279.35 = 8,858.48 : x
  2. Step 2: Convert to fraction form
    28,849.41/43,279.35 = 8,858.48/x
  3. Step 3: Cross multiply
    28,849.41x = 43,279.35 × 8,858.48
  4. Step 4: Simplify right side
    28,849.41x = 383,389,006.77
  5. Step 5: Solve for x
    x = 383,389,006.77/28,849.41
  6. Step 6: Final answer
    x = 13,289.32

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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.