Home / 19,531.52-29,296.80-5,492.48

Finding the Fourth Proportional to 19,531.52, 29,296.80 and 5,492.48

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Solution

The fourth proportional to 19,531.52, 29,296.80 and 5,492.48 is: 8,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.52 : 29,296.80 = 5,492.48 : x
  2. Step 2: Convert to fraction form
    19,531.52/29,296.80 = 5,492.48/x
  3. Step 3: Cross multiply
    19,531.52x = 29,296.80 × 5,492.48
  4. Step 4: Simplify right side
    19,531.52x = 160,912,088.06
  5. Step 5: Solve for x
    x = 160,912,088.06/19,531.52
  6. Step 6: Final answer
    x = 8,238.59

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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.