Home / 40,905.25-61,351.04-11,326.07

Finding the Fourth Proportional to 40,905.25, 61,351.04 and 11,326.07

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Solution

The fourth proportional to 40,905.25, 61,351.04 and 11,326.07 is: 16,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.25 : 61,351.04 = 11,326.07 : x
  2. Step 2: Convert to fraction form
    40,905.25/61,351.04 = 11,326.07/x
  3. Step 3: Cross multiply
    40,905.25x = 61,351.04 × 11,326.07
  4. Step 4: Simplify right side
    40,905.25x = 694,866,291.60
  5. Step 5: Solve for x
    x = 694,866,291.60/40,905.25
  6. Step 6: Final answer
    x = 16,987.22

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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.