Home / 26,605.69-39,909.14-7,885.37

Finding the Fourth Proportional to 26,605.69, 39,909.14 and 7,885.37

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Solution

The fourth proportional to 26,605.69, 39,909.14 and 7,885.37 is: 11,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,605.69 : 39,909.14 = 7,885.37 : x
  2. Step 2: Convert to fraction form
    26,605.69/39,909.14 = 7,885.37/x
  3. Step 3: Cross multiply
    26,605.69x = 39,909.14 × 7,885.37
  4. Step 4: Simplify right side
    26,605.69x = 314,698,335.28
  5. Step 5: Solve for x
    x = 314,698,335.28/26,605.69
  6. Step 6: Final answer
    x = 11,828.23

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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.