Home / 52,844.79-79,244.15-19,989.75

Finding the Fourth Proportional to 52,844.79, 79,244.15 and 19,989.75

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Solution

The fourth proportional to 52,844.79, 79,244.15 and 19,989.75 is: 29,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,844.79 : 79,244.15 = 19,989.75 : x
  2. Step 2: Convert to fraction form
    52,844.79/79,244.15 = 19,989.75/x
  3. Step 3: Cross multiply
    52,844.79x = 79,244.15 × 19,989.75
  4. Step 4: Simplify right side
    52,844.79x = 1,584,070,647.51
  5. Step 5: Solve for x
    x = 1,584,070,647.51/52,844.79
  6. Step 6: Final answer
    x = 29,975.91

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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.