Home / 55,792.31-83,680.47-18,353.88

Finding the Fourth Proportional to 55,792.31, 83,680.47 and 18,353.88

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Solution

The fourth proportional to 55,792.31, 83,680.47 and 18,353.88 is: 27,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,792.31 : 83,680.47 = 18,353.88 : x
  2. Step 2: Convert to fraction form
    55,792.31/83,680.47 = 18,353.88/x
  3. Step 3: Cross multiply
    55,792.31x = 83,680.47 × 18,353.88
  4. Step 4: Simplify right side
    55,792.31x = 1,535,861,304.72
  5. Step 5: Solve for x
    x = 1,535,861,304.72/55,792.31
  6. Step 6: Final answer
    x = 27,528.19

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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.