Home / 14,252.55-21,381.12-4,391.82

Finding the Fourth Proportional to 14,252.55, 21,381.12 and 4,391.82

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Solution

The fourth proportional to 14,252.55, 21,381.12 and 4,391.82 is: 6,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.55 : 21,381.12 = 4,391.82 : x
  2. Step 2: Convert to fraction form
    14,252.55/21,381.12 = 4,391.82/x
  3. Step 3: Cross multiply
    14,252.55x = 21,381.12 × 4,391.82
  4. Step 4: Simplify right side
    14,252.55x = 93,902,090.57
  5. Step 5: Solve for x
    x = 93,902,090.57/14,252.55
  6. Step 6: Final answer
    x = 6,588.44

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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.