Home / 45,777.20-63,178.62-25,635.20

Finding the Fourth Proportional to 45,777.20, 63,178.62 and 25,635.20

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Solution

The fourth proportional to 45,777.20, 63,178.62 and 25,635.20 is: 35,379.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.20 : 63,178.62 = 25,635.20 : x
  2. Step 2: Convert to fraction form
    45,777.20/63,178.62 = 25,635.20/x
  3. Step 3: Cross multiply
    45,777.20x = 63,178.62 × 25,635.20
  4. Step 4: Simplify right side
    45,777.20x = 1,619,596,559.42
  5. Step 5: Solve for x
    x = 1,619,596,559.42/45,777.20
  6. Step 6: Final answer
    x = 35,379.98

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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.