Home / 26,456.35-39,653.25-11,634.28

Finding the Fourth Proportional to 26,456.35, 39,653.25 and 11,634.28

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Solution

The fourth proportional to 26,456.35, 39,653.25 and 11,634.28 is: 17,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.35 : 39,653.25 = 11,634.28 : x
  2. Step 2: Convert to fraction form
    26,456.35/39,653.25 = 11,634.28/x
  3. Step 3: Cross multiply
    26,456.35x = 39,653.25 × 11,634.28
  4. Step 4: Simplify right side
    26,456.35x = 461,337,013.41
  5. Step 5: Solve for x
    x = 461,337,013.41/26,456.35
  6. Step 6: Final answer
    x = 17,437.67

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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.