Home / 28,810.50-43,217.37-8,035.62

Finding the Fourth Proportional to 28,810.50, 43,217.37 and 8,035.62

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Solution

The fourth proportional to 28,810.50, 43,217.37 and 8,035.62 is: 12,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.50 : 43,217.37 = 8,035.62 : x
  2. Step 2: Convert to fraction form
    28,810.50/43,217.37 = 8,035.62/x
  3. Step 3: Cross multiply
    28,810.50x = 43,217.37 × 8,035.62
  4. Step 4: Simplify right side
    28,810.50x = 347,278,362.72
  5. Step 5: Solve for x
    x = 347,278,362.72/28,810.50
  6. Step 6: Final answer
    x = 12,053.88

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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.