Home / 63,282.36-94,937.16-18,912.72

Finding the Fourth Proportional to 63,282.36, 94,937.16 and 18,912.72

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Solution

The fourth proportional to 63,282.36, 94,937.16 and 18,912.72 is: 28,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,282.36 : 94,937.16 = 18,912.72 : x
  2. Step 2: Convert to fraction form
    63,282.36/94,937.16 = 18,912.72/x
  3. Step 3: Cross multiply
    63,282.36x = 94,937.16 × 18,912.72
  4. Step 4: Simplify right side
    63,282.36x = 1,795,519,924.68
  5. Step 5: Solve for x
    x = 1,795,519,924.68/63,282.36
  6. Step 6: Final answer
    x = 28,373.15

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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.