Home / 43,875.26-65,812.81-14,293.06

Finding the Fourth Proportional to 43,875.26, 65,812.81 and 14,293.06

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Solution

The fourth proportional to 43,875.26, 65,812.81 and 14,293.06 is: 21,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,875.26 : 65,812.81 = 14,293.06 : x
  2. Step 2: Convert to fraction form
    43,875.26/65,812.81 = 14,293.06/x
  3. Step 3: Cross multiply
    43,875.26x = 65,812.81 × 14,293.06
  4. Step 4: Simplify right side
    43,875.26x = 940,666,442.10
  5. Step 5: Solve for x
    x = 940,666,442.10/43,875.26
  6. Step 6: Final answer
    x = 21,439.56

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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.