Home / 11,235.96-15,504.58-10,858.50

Finding the Fourth Proportional to 11,235.96, 15,504.58 and 10,858.50

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Solution

The fourth proportional to 11,235.96, 15,504.58 and 10,858.50 is: 14,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.96 : 15,504.58 = 10,858.50 : x
  2. Step 2: Convert to fraction form
    11,235.96/15,504.58 = 10,858.50/x
  3. Step 3: Cross multiply
    11,235.96x = 15,504.58 × 10,858.50
  4. Step 4: Simplify right side
    11,235.96x = 168,356,481.93
  5. Step 5: Solve for x
    x = 168,356,481.93/11,235.96
  6. Step 6: Final answer
    x = 14,983.72

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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.