Home / 17,580.44-26,359.12-7,042.75

Finding the Fourth Proportional to 17,580.44, 26,359.12 and 7,042.75

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Solution

The fourth proportional to 17,580.44, 26,359.12 and 7,042.75 is: 10,559.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.44 : 26,359.12 = 7,042.75 : x
  2. Step 2: Convert to fraction form
    17,580.44/26,359.12 = 7,042.75/x
  3. Step 3: Cross multiply
    17,580.44x = 26,359.12 × 7,042.75
  4. Step 4: Simplify right side
    17,580.44x = 185,640,635.29
  5. Step 5: Solve for x
    x = 185,640,635.29/17,580.44
  6. Step 6: Final answer
    x = 10,559.50

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1.5x scale

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.