Home / 14,101.72-21,154.50-4,868.44

Finding the Fourth Proportional to 14,101.72, 21,154.50 and 4,868.44

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Solution

The fourth proportional to 14,101.72, 21,154.50 and 4,868.44 is: 7,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.72 : 21,154.50 = 4,868.44 : x
  2. Step 2: Convert to fraction form
    14,101.72/21,154.50 = 4,868.44/x
  3. Step 3: Cross multiply
    14,101.72x = 21,154.50 × 4,868.44
  4. Step 4: Simplify right side
    14,101.72x = 102,989,413.98
  5. Step 5: Solve for x
    x = 102,989,413.98/14,101.72
  6. Step 6: Final answer
    x = 7,303.32

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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.