Home / 19,445.96-26,837.44-11,897.32

Finding the Fourth Proportional to 19,445.96, 26,837.44 and 11,897.32

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Solution

The fourth proportional to 19,445.96, 26,837.44 and 11,897.32 is: 16,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,445.96 : 26,837.44 = 11,897.32 : x
  2. Step 2: Convert to fraction form
    19,445.96/26,837.44 = 11,897.32/x
  3. Step 3: Cross multiply
    19,445.96x = 26,837.44 × 11,897.32
  4. Step 4: Simplify right side
    19,445.96x = 319,293,611.66
  5. Step 5: Solve for x
    x = 319,293,611.66/19,445.96
  6. Step 6: Final answer
    x = 16,419.53

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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.