Home / 57,579.38-79,459.71-33,385.04

Finding the Fourth Proportional to 57,579.38, 79,459.71 and 33,385.04

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Solution

The fourth proportional to 57,579.38, 79,459.71 and 33,385.04 is: 46,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,579.38 : 79,459.71 = 33,385.04 : x
  2. Step 2: Convert to fraction form
    57,579.38/79,459.71 = 33,385.04/x
  3. Step 3: Cross multiply
    57,579.38x = 79,459.71 × 33,385.04
  4. Step 4: Simplify right side
    57,579.38x = 2,652,765,596.74
  5. Step 5: Solve for x
    x = 2,652,765,596.74/57,579.38
  6. Step 6: Final answer
    x = 46,071.45

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1.5x scale

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.