Home / 27,605.74-38,100.88-16,274.56

Finding the Fourth Proportional to 27,605.74, 38,100.88 and 16,274.56

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Solution

The fourth proportional to 27,605.74, 38,100.88 and 16,274.56 is: 22,461.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.74 : 38,100.88 = 16,274.56 : x
  2. Step 2: Convert to fraction form
    27,605.74/38,100.88 = 16,274.56/x
  3. Step 3: Cross multiply
    27,605.74x = 38,100.88 × 16,274.56
  4. Step 4: Simplify right side
    27,605.74x = 620,075,057.61
  5. Step 5: Solve for x
    x = 620,075,057.61/27,605.74
  6. Step 6: Final answer
    x = 22,461.82

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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.