Home / 19,030.44-26,261.82-10,647

Finding the Fourth Proportional to 19,030.44, 26,261.82 and 10,647

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Solution

The fourth proportional to 19,030.44, 26,261.82 and 10,647 is: 14,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.44 : 26,261.82 = 10,647 : x
  2. Step 2: Convert to fraction form
    19,030.44/26,261.82 = 10,647/x
  3. Step 3: Cross multiply
    19,030.44x = 26,261.82 × 10,647
  4. Step 4: Simplify right side
    19,030.44x = 279,609,597.54
  5. Step 5: Solve for x
    x = 279,609,597.54/19,030.44
  6. Step 6: Final answer
    x = 14,692.76

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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.