Home / 43,965.72-65,959.04-14,385.96

Finding the Fourth Proportional to 43,965.72, 65,959.04 and 14,385.96

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Solution

The fourth proportional to 43,965.72, 65,959.04 and 14,385.96 is: 21,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,965.72 : 65,959.04 = 14,385.96 : x
  2. Step 2: Convert to fraction form
    43,965.72/65,959.04 = 14,385.96/x
  3. Step 3: Cross multiply
    43,965.72x = 65,959.04 × 14,385.96
  4. Step 4: Simplify right side
    43,965.72x = 948,884,111.08
  5. Step 5: Solve for x
    x = 948,884,111.08/43,965.72
  6. Step 6: Final answer
    x = 21,582.36

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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.