Home / 19,583.10-29,374.56-6,435.36

Finding the Fourth Proportional to 19,583.10, 29,374.56 and 6,435.36

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Solution

The fourth proportional to 19,583.10, 29,374.56 and 6,435.36 is: 9,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.10 : 29,374.56 = 6,435.36 : x
  2. Step 2: Convert to fraction form
    19,583.10/29,374.56 = 6,435.36/x
  3. Step 3: Cross multiply
    19,583.10x = 29,374.56 × 6,435.36
  4. Step 4: Simplify right side
    19,583.10x = 189,035,868.44
  5. Step 5: Solve for x
    x = 189,035,868.44/19,583.10
  6. Step 6: Final answer
    x = 9,653.01

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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.