Home / 19,497.76-26,905.26-11,538.58

Finding the Fourth Proportional to 19,497.76, 26,905.26 and 11,538.58

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Solution

The fourth proportional to 19,497.76, 26,905.26 and 11,538.58 is: 15,922.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,497.76 : 26,905.26 = 11,538.58 : x
  2. Step 2: Convert to fraction form
    19,497.76/26,905.26 = 11,538.58/x
  3. Step 3: Cross multiply
    19,497.76x = 26,905.26 × 11,538.58
  4. Step 4: Simplify right side
    19,497.76x = 310,448,494.93
  5. Step 5: Solve for x
    x = 310,448,494.93/19,497.76
  6. Step 6: Final answer
    x = 15,922.26

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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.