Home / 14,261.24-21,377.28-5,492.72

Finding the Fourth Proportional to 14,261.24, 21,377.28 and 5,492.72

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Solution

The fourth proportional to 14,261.24, 21,377.28 and 5,492.72 is: 8,233.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.24 : 21,377.28 = 5,492.72 : x
  2. Step 2: Convert to fraction form
    14,261.24/21,377.28 = 5,492.72/x
  3. Step 3: Cross multiply
    14,261.24x = 21,377.28 × 5,492.72
  4. Step 4: Simplify right side
    14,261.24x = 117,419,413.40
  5. Step 5: Solve for x
    x = 117,419,413.40/14,261.24
  6. Step 6: Final answer
    x = 8,233.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.