Home / 52,422.88-78,628.86-14,980.53

Finding the Fourth Proportional to 52,422.88, 78,628.86 and 14,980.53

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Solution

The fourth proportional to 52,422.88, 78,628.86 and 14,980.53 is: 22,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.88 : 78,628.86 = 14,980.53 : x
  2. Step 2: Convert to fraction form
    52,422.88/78,628.86 = 14,980.53/x
  3. Step 3: Cross multiply
    52,422.88x = 78,628.86 × 14,980.53
  4. Step 4: Simplify right side
    52,422.88x = 1,177,901,996.10
  5. Step 5: Solve for x
    x = 1,177,901,996.10/52,422.88
  6. Step 6: Final answer
    x = 22,469.23

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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.