Home / 21,350.74-32,025.42-9,663.97

Finding the Fourth Proportional to 21,350.74, 32,025.42 and 9,663.97

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Solution

The fourth proportional to 21,350.74, 32,025.42 and 9,663.97 is: 14,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,350.74 : 32,025.42 = 9,663.97 : x
  2. Step 2: Convert to fraction form
    21,350.74/32,025.42 = 9,663.97/x
  3. Step 3: Cross multiply
    21,350.74x = 32,025.42 × 9,663.97
  4. Step 4: Simplify right side
    21,350.74x = 309,492,698.12
  5. Step 5: Solve for x
    x = 309,492,698.12/21,350.74
  6. Step 6: Final answer
    x = 14,495.64

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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.