Home / 55,051.56-82,599.22-17,617.40

Finding the Fourth Proportional to 55,051.56, 82,599.22 and 17,617.40

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Solution

The fourth proportional to 55,051.56, 82,599.22 and 17,617.40 is: 26,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,051.56 : 82,599.22 = 17,617.40 : x
  2. Step 2: Convert to fraction form
    55,051.56/82,599.22 = 17,617.40/x
  3. Step 3: Cross multiply
    55,051.56x = 82,599.22 × 17,617.40
  4. Step 4: Simplify right side
    55,051.56x = 1,455,183,498.43
  5. Step 5: Solve for x
    x = 1,455,183,498.43/55,051.56
  6. Step 6: Final answer
    x = 26,433.10

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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.