Home / 18,845.52-26,007.72-10,888.80

Finding the Fourth Proportional to 18,845.52, 26,007.72 and 10,888.80

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Solution

The fourth proportional to 18,845.52, 26,007.72 and 10,888.80 is: 15,027.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.52 : 26,007.72 = 10,888.80 : x
  2. Step 2: Convert to fraction form
    18,845.52/26,007.72 = 10,888.80/x
  3. Step 3: Cross multiply
    18,845.52x = 26,007.72 × 10,888.80
  4. Step 4: Simplify right side
    18,845.52x = 283,192,861.54
  5. Step 5: Solve for x
    x = 283,192,861.54/18,845.52
  6. Step 6: Final answer
    x = 15,027.07

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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.