Home / 55,704.28-76,828.46-34,495.32

Finding the Fourth Proportional to 55,704.28, 76,828.46 and 34,495.32

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Solution

The fourth proportional to 55,704.28, 76,828.46 and 34,495.32 is: 47,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,704.28 : 76,828.46 = 34,495.32 : x
  2. Step 2: Convert to fraction form
    55,704.28/76,828.46 = 34,495.32/x
  3. Step 3: Cross multiply
    55,704.28x = 76,828.46 × 34,495.32
  4. Step 4: Simplify right side
    55,704.28x = 2,650,222,312.81
  5. Step 5: Solve for x
    x = 2,650,222,312.81/55,704.28
  6. Step 6: Final answer
    x = 47,576.64

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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.