Home / 27,277.75-37,643.70-16,665.13

Finding the Fourth Proportional to 27,277.75, 37,643.70 and 16,665.13

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Solution

The fourth proportional to 27,277.75, 37,643.70 and 16,665.13 is: 22,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,277.75 : 37,643.70 = 16,665.13 : x
  2. Step 2: Convert to fraction form
    27,277.75/37,643.70 = 16,665.13/x
  3. Step 3: Cross multiply
    27,277.75x = 37,643.70 × 16,665.13
  4. Step 4: Simplify right side
    27,277.75x = 627,337,154.18
  5. Step 5: Solve for x
    x = 627,337,154.18/27,277.75
  6. Step 6: Final answer
    x = 22,998.13

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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.