Home / 15,872.81-23,794.63-8,482.37

Finding the Fourth Proportional to 15,872.81, 23,794.63 and 8,482.37

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Solution

The fourth proportional to 15,872.81, 23,794.63 and 8,482.37 is: 12,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.81 : 23,794.63 = 8,482.37 : x
  2. Step 2: Convert to fraction form
    15,872.81/23,794.63 = 8,482.37/x
  3. Step 3: Cross multiply
    15,872.81x = 23,794.63 × 8,482.37
  4. Step 4: Simplify right side
    15,872.81x = 201,834,855.67
  5. Step 5: Solve for x
    x = 201,834,855.67/15,872.81
  6. Step 6: Final answer
    x = 12,715.76

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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.