Home / 25,477.44-35,158.66-13,992.22

Finding the Fourth Proportional to 25,477.44, 35,158.66 and 13,992.22

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Solution

The fourth proportional to 25,477.44, 35,158.66 and 13,992.22 is: 19,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.44 : 35,158.66 = 13,992.22 : x
  2. Step 2: Convert to fraction form
    25,477.44/35,158.66 = 13,992.22/x
  3. Step 3: Cross multiply
    25,477.44x = 35,158.66 × 13,992.22
  4. Step 4: Simplify right side
    25,477.44x = 491,947,705.63
  5. Step 5: Solve for x
    x = 491,947,705.63/25,477.44
  6. Step 6: Final answer
    x = 19,309.15

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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.