Home / 43,989.56-65,984.46-10,709.62

Finding the Fourth Proportional to 43,989.56, 65,984.46 and 10,709.62

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Solution

The fourth proportional to 43,989.56, 65,984.46 and 10,709.62 is: 16,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,989.56 : 65,984.46 = 10,709.62 : x
  2. Step 2: Convert to fraction form
    43,989.56/65,984.46 = 10,709.62/x
  3. Step 3: Cross multiply
    43,989.56x = 65,984.46 × 10,709.62
  4. Step 4: Simplify right side
    43,989.56x = 706,668,492.51
  5. Step 5: Solve for x
    x = 706,668,492.51/43,989.56
  6. Step 6: Final answer
    x = 16,064.46

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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.