Home / 26,291.01-39,442.78-8,521.67

Finding the Fourth Proportional to 26,291.01, 39,442.78 and 8,521.67

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Solution

The fourth proportional to 26,291.01, 39,442.78 and 8,521.67 is: 12,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.01 : 39,442.78 = 8,521.67 : x
  2. Step 2: Convert to fraction form
    26,291.01/39,442.78 = 8,521.67/x
  3. Step 3: Cross multiply
    26,291.01x = 39,442.78 × 8,521.67
  4. Step 4: Simplify right side
    26,291.01x = 336,118,464.30
  5. Step 5: Solve for x
    x = 336,118,464.30/26,291.01
  6. Step 6: Final answer
    x = 12,784.54

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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.