Home / 18,834.54-25,990.77-10,336.47

Finding the Fourth Proportional to 18,834.54, 25,990.77 and 10,336.47

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Solution

The fourth proportional to 18,834.54, 25,990.77 and 10,336.47 is: 14,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.54 : 25,990.77 = 10,336.47 : x
  2. Step 2: Convert to fraction form
    18,834.54/25,990.77 = 10,336.47/x
  3. Step 3: Cross multiply
    18,834.54x = 25,990.77 × 10,336.47
  4. Step 4: Simplify right side
    18,834.54x = 268,652,814.38
  5. Step 5: Solve for x
    x = 268,652,814.38/18,834.54
  6. Step 6: Final answer
    x = 14,263.84

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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.