Home / 28,900.83-43,351.24-8,124.33

Finding the Fourth Proportional to 28,900.83, 43,351.24 and 8,124.33

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Solution

The fourth proportional to 28,900.83, 43,351.24 and 8,124.33 is: 12,186.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.83 : 43,351.24 = 8,124.33 : x
  2. Step 2: Convert to fraction form
    28,900.83/43,351.24 = 8,124.33/x
  3. Step 3: Cross multiply
    28,900.83x = 43,351.24 × 8,124.33
  4. Step 4: Simplify right side
    28,900.83x = 352,199,681.45
  5. Step 5: Solve for x
    x = 352,199,681.45/28,900.83
  6. Step 6: Final answer
    x = 12,186.49

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Similar ratio
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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.