Home / 36,045.34-54,101.25-18,288.45

Finding the Fourth Proportional to 36,045.34, 54,101.25 and 18,288.45

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Solution

The fourth proportional to 36,045.34, 54,101.25 and 18,288.45 is: 27,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,045.34 : 54,101.25 = 18,288.45 : x
  2. Step 2: Convert to fraction form
    36,045.34/54,101.25 = 18,288.45/x
  3. Step 3: Cross multiply
    36,045.34x = 54,101.25 × 18,288.45
  4. Step 4: Simplify right side
    36,045.34x = 989,428,005.56
  5. Step 5: Solve for x
    x = 989,428,005.56/36,045.34
  6. Step 6: Final answer
    x = 27,449.54

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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.