Home / 32,668.44-45,087.48-18,518.28

Finding the Fourth Proportional to 32,668.44, 45,087.48 and 18,518.28

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Solution

The fourth proportional to 32,668.44, 45,087.48 and 18,518.28 is: 25,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668.44 : 45,087.48 = 18,518.28 : x
  2. Step 2: Convert to fraction form
    32,668.44/45,087.48 = 18,518.28/x
  3. Step 3: Cross multiply
    32,668.44x = 45,087.48 × 18,518.28
  4. Step 4: Simplify right side
    32,668.44x = 834,942,579.13
  5. Step 5: Solve for x
    x = 834,942,579.13/32,668.44
  6. Step 6: Final answer
    x = 25,558.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.