Home / 14,320.56-19,763.28-8,033.88

Finding the Fourth Proportional to 14,320.56, 19,763.28 and 8,033.88

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Solution

The fourth proportional to 14,320.56, 19,763.28 and 8,033.88 is: 11,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.56 : 19,763.28 = 8,033.88 : x
  2. Step 2: Convert to fraction form
    14,320.56/19,763.28 = 8,033.88/x
  3. Step 3: Cross multiply
    14,320.56x = 19,763.28 × 8,033.88
  4. Step 4: Simplify right side
    14,320.56x = 158,775,819.93
  5. Step 5: Solve for x
    x = 158,775,819.93/14,320.56
  6. Step 6: Final answer
    x = 11,087.26

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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.