Home / 25,222.32-34,806.96-13,893.12

Finding the Fourth Proportional to 25,222.32, 34,806.96 and 13,893.12

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Solution

The fourth proportional to 25,222.32, 34,806.96 and 13,893.12 is: 19,172.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,222.32 : 34,806.96 = 13,893.12 : x
  2. Step 2: Convert to fraction form
    25,222.32/34,806.96 = 13,893.12/x
  3. Step 3: Cross multiply
    25,222.32x = 34,806.96 × 13,893.12
  4. Step 4: Simplify right side
    25,222.32x = 483,577,272.12
  5. Step 5: Solve for x
    x = 483,577,272.12/25,222.32
  6. Step 6: Final answer
    x = 19,172.59

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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.