Home / 29,372.33-40,554.88-18,057

Finding the Fourth Proportional to 29,372.33, 40,554.88 and 18,057

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Solution

The fourth proportional to 29,372.33, 40,554.88 and 18,057 is: 24,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.33 : 40,554.88 = 18,057 : x
  2. Step 2: Convert to fraction form
    29,372.33/40,554.88 = 18,057/x
  3. Step 3: Cross multiply
    29,372.33x = 40,554.88 × 18,057
  4. Step 4: Simplify right side
    29,372.33x = 732,299,423.02
  5. Step 5: Solve for x
    x = 732,299,423.02/29,372.33
  6. Step 6: Final answer
    x = 24,931.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.