Home / 52,783.21-79,166.58-19,495.72

Finding the Fourth Proportional to 52,783.21, 79,166.58 and 19,495.72

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Solution

The fourth proportional to 52,783.21, 79,166.58 and 19,495.72 is: 29,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,783.21 : 79,166.58 = 19,495.72 : x
  2. Step 2: Convert to fraction form
    52,783.21/79,166.58 = 19,495.72/x
  3. Step 3: Cross multiply
    52,783.21x = 79,166.58 × 19,495.72
  4. Step 4: Simplify right side
    52,783.21x = 1,543,409,477.04
  5. Step 5: Solve for x
    x = 1,543,409,477.04/52,783.21
  6. Step 6: Final answer
    x = 29,240.54

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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.