Home / 43,706.89-65,539.37-20,007.10

Finding the Fourth Proportional to 43,706.89, 65,539.37 and 20,007.10

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Solution

The fourth proportional to 43,706.89, 65,539.37 and 20,007.10 is: 30,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,706.89 : 65,539.37 = 20,007.10 : x
  2. Step 2: Convert to fraction form
    43,706.89/65,539.37 = 20,007.10/x
  3. Step 3: Cross multiply
    43,706.89x = 65,539.37 × 20,007.10
  4. Step 4: Simplify right side
    43,706.89x = 1,311,252,629.49
  5. Step 5: Solve for x
    x = 1,311,252,629.49/43,706.89
  6. Step 6: Final answer
    x = 30,001.05

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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.