Home / 51,986.10-77,984.06-14,546.18

Finding the Fourth Proportional to 51,986.10, 77,984.06 and 14,546.18

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Solution

The fourth proportional to 51,986.10, 77,984.06 and 14,546.18 is: 21,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986.10 : 77,984.06 = 14,546.18 : x
  2. Step 2: Convert to fraction form
    51,986.10/77,984.06 = 14,546.18/x
  3. Step 3: Cross multiply
    51,986.10x = 77,984.06 × 14,546.18
  4. Step 4: Simplify right side
    51,986.10x = 1,134,370,173.89
  5. Step 5: Solve for x
    x = 1,134,370,173.89/51,986.10
  6. Step 6: Final answer
    x = 21,820.64

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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.