Home / 14,343.89-21,515.84-4,483.22

Finding the Fourth Proportional to 14,343.89, 21,515.84 and 4,483.22

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Solution

The fourth proportional to 14,343.89, 21,515.84 and 4,483.22 is: 6,724.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.89 : 21,515.84 = 4,483.22 : x
  2. Step 2: Convert to fraction form
    14,343.89/21,515.84 = 4,483.22/x
  3. Step 3: Cross multiply
    14,343.89x = 21,515.84 × 4,483.22
  4. Step 4: Simplify right side
    14,343.89x = 96,460,114.21
  5. Step 5: Solve for x
    x = 96,460,114.21/14,343.89
  6. Step 6: Final answer
    x = 6,724.82

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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.