Home / 12,526.58-18,790.43-6,975.75

Finding the Fourth Proportional to 12,526.58, 18,790.43 and 6,975.75

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Solution

The fourth proportional to 12,526.58, 18,790.43 and 6,975.75 is: 10,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.58 : 18,790.43 = 6,975.75 : x
  2. Step 2: Convert to fraction form
    12,526.58/18,790.43 = 6,975.75/x
  3. Step 3: Cross multiply
    12,526.58x = 18,790.43 × 6,975.75
  4. Step 4: Simplify right side
    12,526.58x = 131,077,342.07
  5. Step 5: Solve for x
    x = 131,077,342.07/12,526.58
  6. Step 6: Final answer
    x = 10,463.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.