Home / 43,236.48-64,862.40-14,771.88

Finding the Fourth Proportional to 43,236.48, 64,862.40 and 14,771.88

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Solution

The fourth proportional to 43,236.48, 64,862.40 and 14,771.88 is: 22,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,236.48 : 64,862.40 = 14,771.88 : x
  2. Step 2: Convert to fraction form
    43,236.48/64,862.40 = 14,771.88/x
  3. Step 3: Cross multiply
    43,236.48x = 64,862.40 × 14,771.88
  4. Step 4: Simplify right side
    43,236.48x = 958,139,589.31
  5. Step 5: Solve for x
    x = 958,139,589.31/43,236.48
  6. Step 6: Final answer
    x = 22,160.44

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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.