Home / 51,975.25-77,972.49-16,445.51

Finding the Fourth Proportional to 51,975.25, 77,972.49 and 16,445.51

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Solution

The fourth proportional to 51,975.25, 77,972.49 and 16,445.51 is: 24,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.25 : 77,972.49 = 16,445.51 : x
  2. Step 2: Convert to fraction form
    51,975.25/77,972.49 = 16,445.51/x
  3. Step 3: Cross multiply
    51,975.25x = 77,972.49 × 16,445.51
  4. Step 4: Simplify right side
    51,975.25x = 1,282,297,364.02
  5. Step 5: Solve for x
    x = 1,282,297,364.02/51,975.25
  6. Step 6: Final answer
    x = 24,671.31

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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.