Home / 29,519.64-44,283.78-11,985.84

Finding the Fourth Proportional to 29,519.64, 44,283.78 and 11,985.84

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Solution

The fourth proportional to 29,519.64, 44,283.78 and 11,985.84 is: 17,980.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,519.64 : 44,283.78 = 11,985.84 : x
  2. Step 2: Convert to fraction form
    29,519.64/44,283.78 = 11,985.84/x
  3. Step 3: Cross multiply
    29,519.64x = 44,283.78 × 11,985.84
  4. Step 4: Simplify right side
    29,519.64x = 530,778,301.68
  5. Step 5: Solve for x
    x = 530,778,301.68/29,519.64
  6. Step 6: Final answer
    x = 17,980.51

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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.