Home / 51,084.07-76,632.80-16,878.48

Finding the Fourth Proportional to 51,084.07, 76,632.80 and 16,878.48

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Solution

The fourth proportional to 51,084.07, 76,632.80 and 16,878.48 is: 25,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,084.07 : 76,632.80 = 16,878.48 : x
  2. Step 2: Convert to fraction form
    51,084.07/76,632.80 = 16,878.48/x
  3. Step 3: Cross multiply
    51,084.07x = 76,632.80 × 16,878.48
  4. Step 4: Simplify right side
    51,084.07x = 1,293,445,182.14
  5. Step 5: Solve for x
    x = 1,293,445,182.14/51,084.07
  6. Step 6: Final answer
    x = 25,319.93

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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.