Home / 27,372.84-40,985.10-14,197.62

Finding the Fourth Proportional to 27,372.84, 40,985.10 and 14,197.62

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Solution

The fourth proportional to 27,372.84, 40,985.10 and 14,197.62 is: 21,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.84 : 40,985.10 = 14,197.62 : x
  2. Step 2: Convert to fraction form
    27,372.84/40,985.10 = 14,197.62/x
  3. Step 3: Cross multiply
    27,372.84x = 40,985.10 × 14,197.62
  4. Step 4: Simplify right side
    27,372.84x = 581,890,875.46
  5. Step 5: Solve for x
    x = 581,890,875.46/27,372.84
  6. Step 6: Final answer
    x = 21,257.97

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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.