Home / 16,049.85-22,147.93-8,975.81

Finding the Fourth Proportional to 16,049.85, 22,147.93 and 8,975.81

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Solution

The fourth proportional to 16,049.85, 22,147.93 and 8,975.81 is: 12,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,049.85 : 22,147.93 = 8,975.81 : x
  2. Step 2: Convert to fraction form
    16,049.85/22,147.93 = 8,975.81/x
  3. Step 3: Cross multiply
    16,049.85x = 22,147.93 × 8,975.81
  4. Step 4: Simplify right side
    16,049.85x = 198,795,678.16
  5. Step 5: Solve for x
    x = 198,795,678.16/16,049.85
  6. Step 6: Final answer
    x = 12,386.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.