Home / 19,051.22-26,449.05-18,480.98

Finding the Fourth Proportional to 19,051.22, 26,449.05 and 18,480.98

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Solution

The fourth proportional to 19,051.22, 26,449.05 and 18,480.98 is: 25,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.22 : 26,449.05 = 18,480.98 : x
  2. Step 2: Convert to fraction form
    19,051.22/26,449.05 = 18,480.98/x
  3. Step 3: Cross multiply
    19,051.22x = 26,449.05 × 18,480.98
  4. Step 4: Simplify right side
    19,051.22x = 488,804,364.07
  5. Step 5: Solve for x
    x = 488,804,364.07/19,051.22
  6. Step 6: Final answer
    x = 25,657.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.