Home / 52,762.86-79,137.61-14,815.58

Finding the Fourth Proportional to 52,762.86, 79,137.61 and 14,815.58

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Solution

The fourth proportional to 52,762.86, 79,137.61 and 14,815.58 is: 22,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,762.86 : 79,137.61 = 14,815.58 : x
  2. Step 2: Convert to fraction form
    52,762.86/79,137.61 = 14,815.58/x
  3. Step 3: Cross multiply
    52,762.86x = 79,137.61 × 14,815.58
  4. Step 4: Simplify right side
    52,762.86x = 1,172,469,159.24
  5. Step 5: Solve for x
    x = 1,172,469,159.24/52,762.86
  6. Step 6: Final answer
    x = 22,221.49

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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.