Home / 13,934.25-20,901.38-4,700.25

Finding the Fourth Proportional to 13,934.25, 20,901.38 and 4,700.25

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Solution

The fourth proportional to 13,934.25, 20,901.38 and 4,700.25 is: 7,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.25 : 20,901.38 = 4,700.25 : x
  2. Step 2: Convert to fraction form
    13,934.25/20,901.38 = 4,700.25/x
  3. Step 3: Cross multiply
    13,934.25x = 20,901.38 × 4,700.25
  4. Step 4: Simplify right side
    13,934.25x = 98,241,687.84
  5. Step 5: Solve for x
    x = 98,241,687.84/13,934.25
  6. Step 6: Final answer
    x = 7,050.38

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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.