Home / 19,460.84-26,855.52-11,907.32

Finding the Fourth Proportional to 19,460.84, 26,855.52 and 11,907.32

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Solution

The fourth proportional to 19,460.84, 26,855.52 and 11,907.32 is: 16,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.84 : 26,855.52 = 11,907.32 : x
  2. Step 2: Convert to fraction form
    19,460.84/26,855.52 = 11,907.32/x
  3. Step 3: Cross multiply
    19,460.84x = 26,855.52 × 11,907.32
  4. Step 4: Simplify right side
    19,460.84x = 319,777,270.41
  5. Step 5: Solve for x
    x = 319,777,270.41/19,460.84
  6. Step 6: Final answer
    x = 16,431.83

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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.