Home / 48,297.63-72,466.38-21,266.09

Finding the Fourth Proportional to 48,297.63, 72,466.38 and 21,266.09

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Solution

The fourth proportional to 48,297.63, 72,466.38 and 21,266.09 is: 31,907.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,297.63 : 72,466.38 = 21,266.09 : x
  2. Step 2: Convert to fraction form
    48,297.63/72,466.38 = 21,266.09/x
  3. Step 3: Cross multiply
    48,297.63x = 72,466.38 × 21,266.09
  4. Step 4: Simplify right side
    48,297.63x = 1,541,076,196.72
  5. Step 5: Solve for x
    x = 1,541,076,196.72/48,297.63
  6. Step 6: Final answer
    x = 31,907.91

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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.