Home / 18,784.41-25,922.45-10,826.58

Finding the Fourth Proportional to 18,784.41, 25,922.45 and 10,826.58

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Solution

The fourth proportional to 18,784.41, 25,922.45 and 10,826.58 is: 14,940.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,784.41 : 25,922.45 = 10,826.58 : x
  2. Step 2: Convert to fraction form
    18,784.41/25,922.45 = 10,826.58/x
  3. Step 3: Cross multiply
    18,784.41x = 25,922.45 × 10,826.58
  4. Step 4: Simplify right side
    18,784.41x = 280,651,424.59
  5. Step 5: Solve for x
    x = 280,651,424.59/18,784.41
  6. Step 6: Final answer
    x = 14,940.66

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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.