Home / 19,419.23-26,770.01-13,736.47

Finding the Fourth Proportional to 19,419.23, 26,770.01 and 13,736.47

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Solution

The fourth proportional to 19,419.23, 26,770.01 and 13,736.47 is: 18,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419.23 : 26,770.01 = 13,736.47 : x
  2. Step 2: Convert to fraction form
    19,419.23/26,770.01 = 13,736.47/x
  3. Step 3: Cross multiply
    19,419.23x = 26,770.01 × 13,736.47
  4. Step 4: Simplify right side
    19,419.23x = 367,725,303.66
  5. Step 5: Solve for x
    x = 367,725,303.66/19,419.23
  6. Step 6: Final answer
    x = 18,936.15

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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.