Home / 14,534.75-21,805.38-5,300.75

Finding the Fourth Proportional to 14,534.75, 21,805.38 and 5,300.75

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Solution

The fourth proportional to 14,534.75, 21,805.38 and 5,300.75 is: 7,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.75 : 21,805.38 = 5,300.75 : x
  2. Step 2: Convert to fraction form
    14,534.75/21,805.38 = 5,300.75/x
  3. Step 3: Cross multiply
    14,534.75x = 21,805.38 × 5,300.75
  4. Step 4: Simplify right side
    14,534.75x = 115,584,841.53
  5. Step 5: Solve for x
    x = 115,584,841.53/14,534.75
  6. Step 6: Final answer
    x = 7,952.31

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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.