Home / 27,577.16-38,069.70-16,975.88

Finding the Fourth Proportional to 27,577.16, 38,069.70 and 16,975.88

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Solution

The fourth proportional to 27,577.16, 38,069.70 and 16,975.88 is: 23,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,577.16 : 38,069.70 = 16,975.88 : x
  2. Step 2: Convert to fraction form
    27,577.16/38,069.70 = 16,975.88/x
  3. Step 3: Cross multiply
    27,577.16x = 38,069.70 × 16,975.88
  4. Step 4: Simplify right side
    27,577.16x = 646,266,658.84
  5. Step 5: Solve for x
    x = 646,266,658.84/27,577.16
  6. Step 6: Final answer
    x = 23,434.85

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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.