Home / 51,515.72-77,284.67-15,976.32

Finding the Fourth Proportional to 51,515.72, 77,284.67 and 15,976.32

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Solution

The fourth proportional to 51,515.72, 77,284.67 and 15,976.32 is: 23,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,515.72 : 77,284.67 = 15,976.32 : x
  2. Step 2: Convert to fraction form
    51,515.72/77,284.67 = 15,976.32/x
  3. Step 3: Cross multiply
    51,515.72x = 77,284.67 × 15,976.32
  4. Step 4: Simplify right side
    51,515.72x = 1,234,724,309.23
  5. Step 5: Solve for x
    x = 1,234,724,309.23/51,515.72
  6. Step 6: Final answer
    x = 23,967.92

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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.