Home / 56,583.12-84,872.52-19,146

Finding the Fourth Proportional to 56,583.12, 84,872.52 and 19,146

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Solution

The fourth proportional to 56,583.12, 84,872.52 and 19,146 is: 28,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,583.12 : 84,872.52 = 19,146 : x
  2. Step 2: Convert to fraction form
    56,583.12/84,872.52 = 19,146/x
  3. Step 3: Cross multiply
    56,583.12x = 84,872.52 × 19,146
  4. Step 4: Simplify right side
    56,583.12x = 1,624,969,267.92
  5. Step 5: Solve for x
    x = 1,624,969,267.92/56,583.12
  6. Step 6: Final answer
    x = 28,718.27

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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.