Home / 52,356.98-78,542.22-19,071.92

Finding the Fourth Proportional to 52,356.98, 78,542.22 and 19,071.92

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Solution

The fourth proportional to 52,356.98, 78,542.22 and 19,071.92 is: 28,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,356.98 : 78,542.22 = 19,071.92 : x
  2. Step 2: Convert to fraction form
    52,356.98/78,542.22 = 19,071.92/x
  3. Step 3: Cross multiply
    52,356.98x = 78,542.22 × 19,071.92
  4. Step 4: Simplify right side
    52,356.98x = 1,497,950,936.46
  5. Step 5: Solve for x
    x = 1,497,950,936.46/52,356.98
  6. Step 6: Final answer
    x = 28,610.34

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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.