Home / 51,200.20-76,804.20-17,455.74

Finding the Fourth Proportional to 51,200.20, 76,804.20 and 17,455.74

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Solution

The fourth proportional to 51,200.20, 76,804.20 and 17,455.74 is: 26,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200.20 : 76,804.20 = 17,455.74 : x
  2. Step 2: Convert to fraction form
    51,200.20/76,804.20 = 17,455.74/x
  3. Step 3: Cross multiply
    51,200.20x = 76,804.20 × 17,455.74
  4. Step 4: Simplify right side
    51,200.20x = 1,340,674,146.11
  5. Step 5: Solve for x
    x = 1,340,674,146.11/51,200.20
  6. Step 6: Final answer
    x = 26,184.94

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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.