Home / 25,110.54-34,652.84-13,779.99

Finding the Fourth Proportional to 25,110.54, 34,652.84 and 13,779.99

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Solution

The fourth proportional to 25,110.54, 34,652.84 and 13,779.99 is: 19,016.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.54 : 34,652.84 = 13,779.99 : x
  2. Step 2: Convert to fraction form
    25,110.54/34,652.84 = 13,779.99/x
  3. Step 3: Cross multiply
    25,110.54x = 34,652.84 × 13,779.99
  4. Step 4: Simplify right side
    25,110.54x = 477,515,719.77
  5. Step 5: Solve for x
    x = 477,515,719.77/25,110.54
  6. Step 6: Final answer
    x = 19,016.55

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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.