Home / 14,110.47-21,166.25-4,750.85

Finding the Fourth Proportional to 14,110.47, 21,166.25 and 4,750.85

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Solution

The fourth proportional to 14,110.47, 21,166.25 and 4,750.85 is: 7,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.47 : 21,166.25 = 4,750.85 : x
  2. Step 2: Convert to fraction form
    14,110.47/21,166.25 = 4,750.85/x
  3. Step 3: Cross multiply
    14,110.47x = 21,166.25 × 4,750.85
  4. Step 4: Simplify right side
    14,110.47x = 100,557,707.97
  5. Step 5: Solve for x
    x = 100,557,707.97/14,110.47
  6. Step 6: Final answer
    x = 7,126.46

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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.