Home / 14,971.84-22,459.11-3,878.49

Finding the Fourth Proportional to 14,971.84, 22,459.11 and 3,878.49

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Solution

The fourth proportional to 14,971.84, 22,459.11 and 3,878.49 is: 5,818.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.84 : 22,459.11 = 3,878.49 : x
  2. Step 2: Convert to fraction form
    14,971.84/22,459.11 = 3,878.49/x
  3. Step 3: Cross multiply
    14,971.84x = 22,459.11 × 3,878.49
  4. Step 4: Simplify right side
    14,971.84x = 87,107,433.54
  5. Step 5: Solve for x
    x = 87,107,433.54/14,971.84
  6. Step 6: Final answer
    x = 5,818.08

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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.