Home / 51,486.72-77,178.24-23,804.16

Finding the Fourth Proportional to 51,486.72, 77,178.24 and 23,804.16

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Solution

The fourth proportional to 51,486.72, 77,178.24 and 23,804.16 is: 35,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,486.72 : 77,178.24 = 23,804.16 : x
  2. Step 2: Convert to fraction form
    51,486.72/77,178.24 = 23,804.16/x
  3. Step 3: Cross multiply
    51,486.72x = 77,178.24 × 23,804.16
  4. Step 4: Simplify right side
    51,486.72x = 1,837,163,173.48
  5. Step 5: Solve for x
    x = 1,837,163,173.48/51,486.72
  6. Step 6: Final answer
    x = 35,682.27

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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.