Home / 25,110.73-34,651.63-13,779.94

Finding the Fourth Proportional to 25,110.73, 34,651.63 and 13,779.94

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Solution

The fourth proportional to 25,110.73, 34,651.63 and 13,779.94 is: 19,015.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.73 : 34,651.63 = 13,779.94 : x
  2. Step 2: Convert to fraction form
    25,110.73/34,651.63 = 13,779.94/x
  3. Step 3: Cross multiply
    25,110.73x = 34,651.63 × 13,779.94
  4. Step 4: Simplify right side
    25,110.73x = 477,497,382.30
  5. Step 5: Solve for x
    x = 477,497,382.30/25,110.73
  6. Step 6: Final answer
    x = 19,015.67

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1.5x scale

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.