Home / 25,967.64-38,922.12-12,792.36

Finding the Fourth Proportional to 25,967.64, 38,922.12 and 12,792.36

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Solution

The fourth proportional to 25,967.64, 38,922.12 and 12,792.36 is: 19,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.64 : 38,922.12 = 12,792.36 : x
  2. Step 2: Convert to fraction form
    25,967.64/38,922.12 = 12,792.36/x
  3. Step 3: Cross multiply
    25,967.64x = 38,922.12 × 12,792.36
  4. Step 4: Simplify right side
    25,967.64x = 497,905,771.00
  5. Step 5: Solve for x
    x = 497,905,771.00/25,967.64
  6. Step 6: Final answer
    x = 19,174.09

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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.