Home / 38,814.64-58,219.08-13,851.84

Finding the Fourth Proportional to 38,814.64, 58,219.08 and 13,851.84

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Solution

The fourth proportional to 38,814.64, 58,219.08 and 13,851.84 is: 20,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,814.64 : 58,219.08 = 13,851.84 : x
  2. Step 2: Convert to fraction form
    38,814.64/58,219.08 = 13,851.84/x
  3. Step 3: Cross multiply
    38,814.64x = 58,219.08 × 13,851.84
  4. Step 4: Simplify right side
    38,814.64x = 806,441,381.11
  5. Step 5: Solve for x
    x = 806,441,381.11/38,814.64
  6. Step 6: Final answer
    x = 20,776.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.