Home / 51,645.44-77,455.41-14,203.70

Finding the Fourth Proportional to 51,645.44, 77,455.41 and 14,203.70

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Solution

The fourth proportional to 51,645.44, 77,455.41 and 14,203.70 is: 21,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.44 : 77,455.41 = 14,203.70 : x
  2. Step 2: Convert to fraction form
    51,645.44/77,455.41 = 14,203.70/x
  3. Step 3: Cross multiply
    51,645.44x = 77,455.41 × 14,203.70
  4. Step 4: Simplify right side
    51,645.44x = 1,100,153,336.00
  5. Step 5: Solve for x
    x = 1,100,153,336.00/51,645.44
  6. Step 6: Final answer
    x = 21,302.04

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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.