Home / 14,356.44-21,537.90-8,806.32

Finding the Fourth Proportional to 14,356.44, 21,537.90 and 8,806.32

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Solution

The fourth proportional to 14,356.44, 21,537.90 and 8,806.32 is: 13,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,356.44 : 21,537.90 = 8,806.32 : x
  2. Step 2: Convert to fraction form
    14,356.44/21,537.90 = 8,806.32/x
  3. Step 3: Cross multiply
    14,356.44x = 21,537.90 × 8,806.32
  4. Step 4: Simplify right side
    14,356.44x = 189,669,639.53
  5. Step 5: Solve for x
    x = 189,669,639.53/14,356.44
  6. Step 6: Final answer
    x = 13,211.47

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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.