Home / 57,867.42-86,811.96-26,279.64

Finding the Fourth Proportional to 57,867.42, 86,811.96 and 26,279.64

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Solution

The fourth proportional to 57,867.42, 86,811.96 and 26,279.64 is: 39,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,867.42 : 86,811.96 = 26,279.64 : x
  2. Step 2: Convert to fraction form
    57,867.42/86,811.96 = 26,279.64/x
  3. Step 3: Cross multiply
    57,867.42x = 86,811.96 × 26,279.64
  4. Step 4: Simplify right side
    57,867.42x = 2,281,387,056.49
  5. Step 5: Solve for x
    x = 2,281,387,056.49/57,867.42
  6. Step 6: Final answer
    x = 39,424.38

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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.