Home / 15,904.26-21,946.41-8,830.26

Finding the Fourth Proportional to 15,904.26, 21,946.41 and 8,830.26

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Solution

The fourth proportional to 15,904.26, 21,946.41 and 8,830.26 is: 12,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.26 : 21,946.41 = 8,830.26 : x
  2. Step 2: Convert to fraction form
    15,904.26/21,946.41 = 8,830.26/x
  3. Step 3: Cross multiply
    15,904.26x = 21,946.41 × 8,830.26
  4. Step 4: Simplify right side
    15,904.26x = 193,792,506.37
  5. Step 5: Solve for x
    x = 193,792,506.37/15,904.26
  6. Step 6: Final answer
    x = 12,184.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.