Home / 16,400.81-24,601.62-5,308.67

Finding the Fourth Proportional to 16,400.81, 24,601.62 and 5,308.67

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Solution

The fourth proportional to 16,400.81, 24,601.62 and 5,308.67 is: 7,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,400.81 : 24,601.62 = 5,308.67 : x
  2. Step 2: Convert to fraction form
    16,400.81/24,601.62 = 5,308.67/x
  3. Step 3: Cross multiply
    16,400.81x = 24,601.62 × 5,308.67
  4. Step 4: Simplify right side
    16,400.81x = 130,601,882.05
  5. Step 5: Solve for x
    x = 130,601,882.05/16,400.81
  6. Step 6: Final answer
    x = 7,963.14

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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.