Home / 52,460.18-78,698.04-19,172.48

Finding the Fourth Proportional to 52,460.18, 78,698.04 and 19,172.48

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Solution

The fourth proportional to 52,460.18, 78,698.04 and 19,172.48 is: 28,761.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460.18 : 78,698.04 = 19,172.48 : x
  2. Step 2: Convert to fraction form
    52,460.18/78,698.04 = 19,172.48/x
  3. Step 3: Cross multiply
    52,460.18x = 78,698.04 × 19,172.48
  4. Step 4: Simplify right side
    52,460.18x = 1,508,836,597.94
  5. Step 5: Solve for x
    x = 1,508,836,597.94/52,460.18
  6. Step 6: Final answer
    x = 28,761.56

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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.