Home / 34,701.40-52,039.30-11,328.60

Finding the Fourth Proportional to 34,701.40, 52,039.30 and 11,328.60

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Solution

The fourth proportional to 34,701.40, 52,039.30 and 11,328.60 is: 16,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,701.40 : 52,039.30 = 11,328.60 : x
  2. Step 2: Convert to fraction form
    34,701.40/52,039.30 = 11,328.60/x
  3. Step 3: Cross multiply
    34,701.40x = 52,039.30 × 11,328.60
  4. Step 4: Simplify right side
    34,701.40x = 589,532,413.98
  5. Step 5: Solve for x
    x = 589,532,413.98/34,701.40
  6. Step 6: Final answer
    x = 16,988.72

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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.