Home / 62,867.81-94,304.66-20,751.56

Finding the Fourth Proportional to 62,867.81, 94,304.66 and 20,751.56

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Solution

The fourth proportional to 62,867.81, 94,304.66 and 20,751.56 is: 31,128.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,867.81 : 94,304.66 = 20,751.56 : x
  2. Step 2: Convert to fraction form
    62,867.81/94,304.66 = 20,751.56/x
  3. Step 3: Cross multiply
    62,867.81x = 94,304.66 × 20,751.56
  4. Step 4: Simplify right side
    62,867.81x = 1,956,968,810.27
  5. Step 5: Solve for x
    x = 1,956,968,810.27/62,867.81
  6. Step 6: Final answer
    x = 31,128.31

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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.