Home / 52,784.22-79,168.08-19,496.72

Finding the Fourth Proportional to 52,784.22, 79,168.08 and 19,496.72

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Solution

The fourth proportional to 52,784.22, 79,168.08 and 19,496.72 is: 29,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,784.22 : 79,168.08 = 19,496.72 : x
  2. Step 2: Convert to fraction form
    52,784.22/79,168.08 = 19,496.72/x
  3. Step 3: Cross multiply
    52,784.22x = 79,168.08 × 19,496.72
  4. Step 4: Simplify right side
    52,784.22x = 1,543,517,888.70
  5. Step 5: Solve for x
    x = 1,543,517,888.70/52,784.22
  6. Step 6: Final answer
    x = 29,242.03

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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.