Home / 52,425.04-78,636.72-19,144.96

Finding the Fourth Proportional to 52,425.04, 78,636.72 and 19,144.96

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Solution

The fourth proportional to 52,425.04, 78,636.72 and 19,144.96 is: 28,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.04 : 78,636.72 = 19,144.96 : x
  2. Step 2: Convert to fraction form
    52,425.04/78,636.72 = 19,144.96/x
  3. Step 3: Cross multiply
    52,425.04x = 78,636.72 × 19,144.96
  4. Step 4: Simplify right side
    52,425.04x = 1,505,496,858.93
  5. Step 5: Solve for x
    x = 1,505,496,858.93/52,425.04
  6. Step 6: Final answer
    x = 28,717.13

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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.