Home / 14,621.32-21,940.98-6,830.92

Finding the Fourth Proportional to 14,621.32, 21,940.98 and 6,830.92

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Solution

The fourth proportional to 14,621.32, 21,940.98 and 6,830.92 is: 10,250.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.32 : 21,940.98 = 6,830.92 : x
  2. Step 2: Convert to fraction form
    14,621.32/21,940.98 = 6,830.92/x
  3. Step 3: Cross multiply
    14,621.32x = 21,940.98 × 6,830.92
  4. Step 4: Simplify right side
    14,621.32x = 149,877,079.10
  5. Step 5: Solve for x
    x = 149,877,079.10/14,621.32
  6. Step 6: Final answer
    x = 10,250.58

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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.