Home / 13,543.94-20,318.45-6,148.92

Finding the Fourth Proportional to 13,543.94, 20,318.45 and 6,148.92

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Solution

The fourth proportional to 13,543.94, 20,318.45 and 6,148.92 is: 9,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,543.94 : 20,318.45 = 6,148.92 : x
  2. Step 2: Convert to fraction form
    13,543.94/20,318.45 = 6,148.92/x
  3. Step 3: Cross multiply
    13,543.94x = 20,318.45 × 6,148.92
  4. Step 4: Simplify right side
    13,543.94x = 124,936,523.57
  5. Step 5: Solve for x
    x = 124,936,523.57/13,543.94
  6. Step 6: Final answer
    x = 9,224.53

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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.