Home / 34,825.33-52,237.89-12,638.68

Finding the Fourth Proportional to 34,825.33, 52,237.89 and 12,638.68

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Solution

The fourth proportional to 34,825.33, 52,237.89 and 12,638.68 is: 18,957.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,825.33 : 52,237.89 = 12,638.68 : x
  2. Step 2: Convert to fraction form
    34,825.33/52,237.89 = 12,638.68/x
  3. Step 3: Cross multiply
    34,825.33x = 52,237.89 × 12,638.68
  4. Step 4: Simplify right side
    34,825.33x = 660,217,975.59
  5. Step 5: Solve for x
    x = 660,217,975.59/34,825.33
  6. Step 6: Final answer
    x = 18,957.98

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1.5x scale

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.