Home / 43,917.14-65,877.52-12,752.40

Finding the Fourth Proportional to 43,917.14, 65,877.52 and 12,752.40

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Solution

The fourth proportional to 43,917.14, 65,877.52 and 12,752.40 is: 19,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,917.14 : 65,877.52 = 12,752.40 : x
  2. Step 2: Convert to fraction form
    43,917.14/65,877.52 = 12,752.40/x
  3. Step 3: Cross multiply
    43,917.14x = 65,877.52 × 12,752.40
  4. Step 4: Simplify right side
    43,917.14x = 840,096,486.05
  5. Step 5: Solve for x
    x = 840,096,486.05/43,917.14
  6. Step 6: Final answer
    x = 19,129.13

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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.