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Finding the Fourth Proportional to 45,668.58, 63,014.58 and 25,519.02

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Solution

The fourth proportional to 45,668.58, 63,014.58 and 25,519.02 is: 35,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,668.58 : 63,014.58 = 25,519.02 : x
  2. Step 2: Convert to fraction form
    45,668.58/63,014.58 = 25,519.02/x
  3. Step 3: Cross multiply
    45,668.58x = 63,014.58 × 25,519.02
  4. Step 4: Simplify right side
    45,668.58x = 1,608,070,327.31
  5. Step 5: Solve for x
    x = 1,608,070,327.31/45,668.58
  6. Step 6: Final answer
    x = 35,211.74

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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.