Home / 19,580.08-29,370.12-5,728

Finding the Fourth Proportional to 19,580.08, 29,370.12 and 5,728

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Solution

The fourth proportional to 19,580.08, 29,370.12 and 5,728 is: 8,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.08 : 29,370.12 = 5,728 : x
  2. Step 2: Convert to fraction form
    19,580.08/29,370.12 = 5,728/x
  3. Step 3: Cross multiply
    19,580.08x = 29,370.12 × 5,728
  4. Step 4: Simplify right side
    19,580.08x = 168,232,047.36
  5. Step 5: Solve for x
    x = 168,232,047.36/19,580.08
  6. Step 6: Final answer
    x = 8,592.00

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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.