Home / 52,847.04-79,247.52-19,992

Finding the Fourth Proportional to 52,847.04, 79,247.52 and 19,992

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Solution

The fourth proportional to 52,847.04, 79,247.52 and 19,992 is: 29,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,847.04 : 79,247.52 = 19,992 : x
  2. Step 2: Convert to fraction form
    52,847.04/79,247.52 = 19,992/x
  3. Step 3: Cross multiply
    52,847.04x = 79,247.52 × 19,992
  4. Step 4: Simplify right side
    52,847.04x = 1,584,316,419.84
  5. Step 5: Solve for x
    x = 1,584,316,419.84/52,847.04
  6. Step 6: Final answer
    x = 29,979.28

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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.