Home / 48,375.28-72,563.33-13,316.86

Finding the Fourth Proportional to 48,375.28, 72,563.33 and 13,316.86

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Solution

The fourth proportional to 48,375.28, 72,563.33 and 13,316.86 is: 19,975.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,375.28 : 72,563.33 = 13,316.86 : x
  2. Step 2: Convert to fraction form
    48,375.28/72,563.33 = 13,316.86/x
  3. Step 3: Cross multiply
    48,375.28x = 72,563.33 × 13,316.86
  4. Step 4: Simplify right side
    48,375.28x = 966,315,706.74
  5. Step 5: Solve for x
    x = 966,315,706.74/48,375.28
  6. Step 6: Final answer
    x = 19,975.40

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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.