Home / 45,359.97-68,032.28-13,762.41

Finding the Fourth Proportional to 45,359.97, 68,032.28 and 13,762.41

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Solution

The fourth proportional to 45,359.97, 68,032.28 and 13,762.41 is: 20,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,359.97 : 68,032.28 = 13,762.41 : x
  2. Step 2: Convert to fraction form
    45,359.97/68,032.28 = 13,762.41/x
  3. Step 3: Cross multiply
    45,359.97x = 68,032.28 × 13,762.41
  4. Step 4: Simplify right side
    45,359.97x = 936,288,096.62
  5. Step 5: Solve for x
    x = 936,288,096.62/45,359.97
  6. Step 6: Final answer
    x = 20,641.29

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1.5x scale

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.