Home / 47,812.43-65,979.12-26,300.81

Finding the Fourth Proportional to 47,812.43, 65,979.12 and 26,300.81

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Solution

The fourth proportional to 47,812.43, 65,979.12 and 26,300.81 is: 36,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812.43 : 65,979.12 = 26,300.81 : x
  2. Step 2: Convert to fraction form
    47,812.43/65,979.12 = 26,300.81/x
  3. Step 3: Cross multiply
    47,812.43x = 65,979.12 × 26,300.81
  4. Step 4: Simplify right side
    47,812.43x = 1,735,304,299.09
  5. Step 5: Solve for x
    x = 1,735,304,299.09/47,812.43
  6. Step 6: Final answer
    x = 36,294.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.