Home / 18,946.08-26,145.96-10,880.52

Finding the Fourth Proportional to 18,946.08, 26,145.96 and 10,880.52

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Solution

The fourth proportional to 18,946.08, 26,145.96 and 10,880.52 is: 15,015.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.08 : 26,145.96 = 10,880.52 : x
  2. Step 2: Convert to fraction form
    18,946.08/26,145.96 = 10,880.52/x
  3. Step 3: Cross multiply
    18,946.08x = 26,145.96 × 10,880.52
  4. Step 4: Simplify right side
    18,946.08x = 284,481,640.70
  5. Step 5: Solve for x
    x = 284,481,640.70/18,946.08
  6. Step 6: Final answer
    x = 15,015.33

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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.