Home / 19,580.69-27,001.48-16,757.43

Finding the Fourth Proportional to 19,580.69, 27,001.48 and 16,757.43

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Solution

The fourth proportional to 19,580.69, 27,001.48 and 16,757.43 is: 23,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.69 : 27,001.48 = 16,757.43 : x
  2. Step 2: Convert to fraction form
    19,580.69/27,001.48 = 16,757.43/x
  3. Step 3: Cross multiply
    19,580.69x = 27,001.48 × 16,757.43
  4. Step 4: Simplify right side
    19,580.69x = 452,475,411.00
  5. Step 5: Solve for x
    x = 452,475,411.00/19,580.69
  6. Step 6: Final answer
    x = 23,108.25

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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.