Home / 18,446.23-25,455.05-10,894.99

Finding the Fourth Proportional to 18,446.23, 25,455.05 and 10,894.99

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Solution

The fourth proportional to 18,446.23, 25,455.05 and 10,894.99 is: 15,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.23 : 25,455.05 = 10,894.99 : x
  2. Step 2: Convert to fraction form
    18,446.23/25,455.05 = 10,894.99/x
  3. Step 3: Cross multiply
    18,446.23x = 25,455.05 × 10,894.99
  4. Step 4: Simplify right side
    18,446.23x = 277,332,333.45
  5. Step 5: Solve for x
    x = 277,332,333.45/18,446.23
  6. Step 6: Final answer
    x = 15,034.64

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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.