Home / 14,202.62-19,598.72-7,828.86

Finding the Fourth Proportional to 14,202.62, 19,598.72 and 7,828.86

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Solution

The fourth proportional to 14,202.62, 19,598.72 and 7,828.86 is: 10,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.62 : 19,598.72 = 7,828.86 : x
  2. Step 2: Convert to fraction form
    14,202.62/19,598.72 = 7,828.86/x
  3. Step 3: Cross multiply
    14,202.62x = 19,598.72 × 7,828.86
  4. Step 4: Simplify right side
    14,202.62x = 153,435,635.06
  5. Step 5: Solve for x
    x = 153,435,635.06/14,202.62
  6. Step 6: Final answer
    x = 10,803.33

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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.