Home / 14,657.01-21,990.38-9,745.98

Finding the Fourth Proportional to 14,657.01, 21,990.38 and 9,745.98

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Solution

The fourth proportional to 14,657.01, 21,990.38 and 9,745.98 is: 14,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.01 : 21,990.38 = 9,745.98 : x
  2. Step 2: Convert to fraction form
    14,657.01/21,990.38 = 9,745.98/x
  3. Step 3: Cross multiply
    14,657.01x = 21,990.38 × 9,745.98
  4. Step 4: Simplify right side
    14,657.01x = 214,317,754.94
  5. Step 5: Solve for x
    x = 214,317,754.94/14,657.01
  6. Step 6: Final answer
    x = 14,622.20

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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.