Home / 19,057.32-28,533.16-14,363.12

Finding the Fourth Proportional to 19,057.32, 28,533.16 and 14,363.12

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Solution

The fourth proportional to 19,057.32, 28,533.16 and 14,363.12 is: 21,504.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.32 : 28,533.16 = 14,363.12 : x
  2. Step 2: Convert to fraction form
    19,057.32/28,533.16 = 14,363.12/x
  3. Step 3: Cross multiply
    19,057.32x = 28,533.16 × 14,363.12
  4. Step 4: Simplify right side
    19,057.32x = 409,825,201.06
  5. Step 5: Solve for x
    x = 409,825,201.06/19,057.32
  6. Step 6: Final answer
    x = 21,504.87

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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.