Home / 36,259.65-54,291.06-18,694.80

Finding the Fourth Proportional to 36,259.65, 54,291.06 and 18,694.80

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Solution

The fourth proportional to 36,259.65, 54,291.06 and 18,694.80 is: 27,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,259.65 : 54,291.06 = 18,694.80 : x
  2. Step 2: Convert to fraction form
    36,259.65/54,291.06 = 18,694.80/x
  3. Step 3: Cross multiply
    36,259.65x = 54,291.06 × 18,694.80
  4. Step 4: Simplify right side
    36,259.65x = 1,014,960,508.49
  5. Step 5: Solve for x
    x = 1,014,960,508.49/36,259.65
  6. Step 6: Final answer
    x = 27,991.46

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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.