Home / 52,579.53-72,558.72-28,705.59

Finding the Fourth Proportional to 52,579.53, 72,558.72 and 28,705.59

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Solution

The fourth proportional to 52,579.53, 72,558.72 and 28,705.59 is: 39,613.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,579.53 : 72,558.72 = 28,705.59 : x
  2. Step 2: Convert to fraction form
    52,579.53/72,558.72 = 28,705.59/x
  3. Step 3: Cross multiply
    52,579.53x = 72,558.72 × 28,705.59
  4. Step 4: Simplify right side
    52,579.53x = 2,082,840,867.24
  5. Step 5: Solve for x
    x = 2,082,840,867.24/52,579.53
  6. Step 6: Final answer
    x = 39,613.15

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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.