Home / 27,550.87-38,024.36-16,801.98

Finding the Fourth Proportional to 27,550.87, 38,024.36 and 16,801.98

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Solution

The fourth proportional to 27,550.87, 38,024.36 and 16,801.98 is: 23,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,550.87 : 38,024.36 = 16,801.98 : x
  2. Step 2: Convert to fraction form
    27,550.87/38,024.36 = 16,801.98/x
  3. Step 3: Cross multiply
    27,550.87x = 38,024.36 × 16,801.98
  4. Step 4: Simplify right side
    27,550.87x = 638,884,685.18
  5. Step 5: Solve for x
    x = 638,884,685.18/27,550.87
  6. Step 6: Final answer
    x = 23,189.27

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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.