Home / 19,261.85-26,584.40-11,710.55

Finding the Fourth Proportional to 19,261.85, 26,584.40 and 11,710.55

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Solution

The fourth proportional to 19,261.85, 26,584.40 and 11,710.55 is: 16,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.85 : 26,584.40 = 11,710.55 : x
  2. Step 2: Convert to fraction form
    19,261.85/26,584.40 = 11,710.55/x
  3. Step 3: Cross multiply
    19,261.85x = 26,584.40 × 11,710.55
  4. Step 4: Simplify right side
    19,261.85x = 311,317,753.95
  5. Step 5: Solve for x
    x = 311,317,753.95/19,261.85
  6. Step 6: Final answer
    x = 16,162.41

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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.