Home / 14,601.98-21,890.34-12,395.23

Finding the Fourth Proportional to 14,601.98, 21,890.34 and 12,395.23

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Solution

The fourth proportional to 14,601.98, 21,890.34 and 12,395.23 is: 18,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.98 : 21,890.34 = 12,395.23 : x
  2. Step 2: Convert to fraction form
    14,601.98/21,890.34 = 12,395.23/x
  3. Step 3: Cross multiply
    14,601.98x = 21,890.34 × 12,395.23
  4. Step 4: Simplify right side
    14,601.98x = 271,335,737.10
  5. Step 5: Solve for x
    x = 271,335,737.10/14,601.98
  6. Step 6: Final answer
    x = 18,582.12

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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.