Home / 27,039.56-37,307.92-16,428.56

Finding the Fourth Proportional to 27,039.56, 37,307.92 and 16,428.56

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Solution

The fourth proportional to 27,039.56, 37,307.92 and 16,428.56 is: 22,667.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.56 : 37,307.92 = 16,428.56 : x
  2. Step 2: Convert to fraction form
    27,039.56/37,307.92 = 16,428.56/x
  3. Step 3: Cross multiply
    27,039.56x = 37,307.92 × 16,428.56
  4. Step 4: Simplify right side
    27,039.56x = 612,915,402.20
  5. Step 5: Solve for x
    x = 612,915,402.20/27,039.56
  6. Step 6: Final answer
    x = 22,667.36

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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.