Home / 28,845.84-43,271.10-8,069.34

Finding the Fourth Proportional to 28,845.84, 43,271.10 and 8,069.34

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Solution

The fourth proportional to 28,845.84, 43,271.10 and 8,069.34 is: 12,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845.84 : 43,271.10 = 8,069.34 : x
  2. Step 2: Convert to fraction form
    28,845.84/43,271.10 = 8,069.34/x
  3. Step 3: Cross multiply
    28,845.84x = 43,271.10 × 8,069.34
  4. Step 4: Simplify right side
    28,845.84x = 349,169,218.07
  5. Step 5: Solve for x
    x = 349,169,218.07/28,845.84
  6. Step 6: Final answer
    x = 12,104.66

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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.