Home / 19,435.83-29,158.07-5,583.75

Finding the Fourth Proportional to 19,435.83, 29,158.07 and 5,583.75

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Solution

The fourth proportional to 19,435.83, 29,158.07 and 5,583.75 is: 8,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.83 : 29,158.07 = 5,583.75 : x
  2. Step 2: Convert to fraction form
    19,435.83/29,158.07 = 5,583.75/x
  3. Step 3: Cross multiply
    19,435.83x = 29,158.07 × 5,583.75
  4. Step 4: Simplify right side
    19,435.83x = 162,811,345.44
  5. Step 5: Solve for x
    x = 162,811,345.44/19,435.83
  6. Step 6: Final answer
    x = 8,376.87

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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.