Home / 43,706.37-65,559.62-18,730.22

Finding the Fourth Proportional to 43,706.37, 65,559.62 and 18,730.22

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Solution

The fourth proportional to 43,706.37, 65,559.62 and 18,730.22 is: 28,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,706.37 : 65,559.62 = 18,730.22 : x
  2. Step 2: Convert to fraction form
    43,706.37/65,559.62 = 18,730.22/x
  3. Step 3: Cross multiply
    43,706.37x = 65,559.62 × 18,730.22
  4. Step 4: Simplify right side
    43,706.37x = 1,227,946,105.72
  5. Step 5: Solve for x
    x = 1,227,946,105.72/43,706.37
  6. Step 6: Final answer
    x = 28,095.36

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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.