Home / 43,990.31-65,984.90-10,710.41

Finding the Fourth Proportional to 43,990.31, 65,984.90 and 10,710.41

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Solution

The fourth proportional to 43,990.31, 65,984.90 and 10,710.41 is: 16,065.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,990.31 : 65,984.90 = 10,710.41 : x
  2. Step 2: Convert to fraction form
    43,990.31/65,984.90 = 10,710.41/x
  3. Step 3: Cross multiply
    43,990.31x = 65,984.90 × 10,710.41
  4. Step 4: Simplify right side
    43,990.31x = 706,724,949.33
  5. Step 5: Solve for x
    x = 706,724,949.33/43,990.31
  6. Step 6: Final answer
    x = 16,065.47

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Similar ratio
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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.