Home / 14,735.97-20,342.90-11,543.76

Finding the Fourth Proportional to 14,735.97, 20,342.90 and 11,543.76

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Solution

The fourth proportional to 14,735.97, 20,342.90 and 11,543.76 is: 15,936.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.97 : 20,342.90 = 11,543.76 : x
  2. Step 2: Convert to fraction form
    14,735.97/20,342.90 = 11,543.76/x
  3. Step 3: Cross multiply
    14,735.97x = 20,342.90 × 11,543.76
  4. Step 4: Simplify right side
    14,735.97x = 234,833,497.59
  5. Step 5: Solve for x
    x = 234,833,497.59/14,735.97
  6. Step 6: Final answer
    x = 15,936.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.