Home / 28,706.22-43,059.33-15,641.63

Finding the Fourth Proportional to 28,706.22, 43,059.33 and 15,641.63

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Solution

The fourth proportional to 28,706.22, 43,059.33 and 15,641.63 is: 23,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,706.22 : 43,059.33 = 15,641.63 : x
  2. Step 2: Convert to fraction form
    28,706.22/43,059.33 = 15,641.63/x
  3. Step 3: Cross multiply
    28,706.22x = 43,059.33 × 15,641.63
  4. Step 4: Simplify right side
    28,706.22x = 673,517,892.61
  5. Step 5: Solve for x
    x = 673,517,892.61/28,706.22
  6. Step 6: Final answer
    x = 23,462.44

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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.