Home / 43,878.65-65,805.42-14,299.07

Finding the Fourth Proportional to 43,878.65, 65,805.42 and 14,299.07

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Solution

The fourth proportional to 43,878.65, 65,805.42 and 14,299.07 is: 21,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,878.65 : 65,805.42 = 14,299.07 : x
  2. Step 2: Convert to fraction form
    43,878.65/65,805.42 = 14,299.07/x
  3. Step 3: Cross multiply
    43,878.65x = 65,805.42 × 14,299.07
  4. Step 4: Simplify right side
    43,878.65x = 940,956,471.47
  5. Step 5: Solve for x
    x = 940,956,471.47/43,878.65
  6. Step 6: Final answer
    x = 21,444.52

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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.