Home / 57,439.98-79,271.19-33,569.28

Finding the Fourth Proportional to 57,439.98, 79,271.19 and 33,569.28

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Solution

The fourth proportional to 57,439.98, 79,271.19 and 33,569.28 is: 46,327.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,439.98 : 79,271.19 = 33,569.28 : x
  2. Step 2: Convert to fraction form
    57,439.98/79,271.19 = 33,569.28/x
  3. Step 3: Cross multiply
    57,439.98x = 79,271.19 × 33,569.28
  4. Step 4: Simplify right side
    57,439.98x = 2,661,076,773.04
  5. Step 5: Solve for x
    x = 2,661,076,773.04/57,439.98
  6. Step 6: Final answer
    x = 46,327.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.