Home / 43,905.65-65,859.55-14,326.61

Finding the Fourth Proportional to 43,905.65, 65,859.55 and 14,326.61

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Solution

The fourth proportional to 43,905.65, 65,859.55 and 14,326.61 is: 21,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,905.65 : 65,859.55 = 14,326.61 : x
  2. Step 2: Convert to fraction form
    43,905.65/65,859.55 = 14,326.61/x
  3. Step 3: Cross multiply
    43,905.65x = 65,859.55 × 14,326.61
  4. Step 4: Simplify right side
    43,905.65x = 943,543,722.51
  5. Step 5: Solve for x
    x = 943,543,722.51/43,905.65
  6. Step 6: Final answer
    x = 21,490.26

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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.