Home / 34,838.88-52,244.64-12,648.48

Finding the Fourth Proportional to 34,838.88, 52,244.64 and 12,648.48

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Solution

The fourth proportional to 34,838.88, 52,244.64 and 12,648.48 is: 18,967.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,838.88 : 52,244.64 = 12,648.48 : x
  2. Step 2: Convert to fraction form
    34,838.88/52,244.64 = 12,648.48/x
  3. Step 3: Cross multiply
    34,838.88x = 52,244.64 × 12,648.48
  4. Step 4: Simplify right side
    34,838.88x = 660,815,284.15
  5. Step 5: Solve for x
    x = 660,815,284.15/34,838.88
  6. Step 6: Final answer
    x = 18,967.75

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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.