Home / 19,551.23-29,323.88-6,403.31

Finding the Fourth Proportional to 19,551.23, 29,323.88 and 6,403.31

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Solution

The fourth proportional to 19,551.23, 29,323.88 and 6,403.31 is: 9,603.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.23 : 29,323.88 = 6,403.31 : x
  2. Step 2: Convert to fraction form
    19,551.23/29,323.88 = 6,403.31/x
  3. Step 3: Cross multiply
    19,551.23x = 29,323.88 × 6,403.31
  4. Step 4: Simplify right side
    19,551.23x = 187,769,862.03
  5. Step 5: Solve for x
    x = 187,769,862.03/19,551.23
  6. Step 6: Final answer
    x = 9,603.99

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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.