Home / 28,812.44-43,217.38-16,509.08

Finding the Fourth Proportional to 28,812.44, 43,217.38 and 16,509.08

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Solution

The fourth proportional to 28,812.44, 43,217.38 and 16,509.08 is: 24,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812.44 : 43,217.38 = 16,509.08 : x
  2. Step 2: Convert to fraction form
    28,812.44/43,217.38 = 16,509.08/x
  3. Step 3: Cross multiply
    28,812.44x = 43,217.38 × 16,509.08
  4. Step 4: Simplify right side
    28,812.44x = 713,479,183.81
  5. Step 5: Solve for x
    x = 713,479,183.81/28,812.44
  6. Step 6: Final answer
    x = 24,762.89

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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.