Home / 43,875.48-65,758.62-21,367.76

Finding the Fourth Proportional to 43,875.48, 65,758.62 and 21,367.76

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Solution

The fourth proportional to 43,875.48, 65,758.62 and 21,367.76 is: 32,025.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,875.48 : 65,758.62 = 21,367.76 : x
  2. Step 2: Convert to fraction form
    43,875.48/65,758.62 = 21,367.76/x
  3. Step 3: Cross multiply
    43,875.48x = 65,758.62 × 21,367.76
  4. Step 4: Simplify right side
    43,875.48x = 1,405,113,974.46
  5. Step 5: Solve for x
    x = 1,405,113,974.46/43,875.48
  6. Step 6: Final answer
    x = 32,025.04

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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.