Home / 51,963.72-77,926.44-18,674.88

Finding the Fourth Proportional to 51,963.72, 77,926.44 and 18,674.88

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Solution

The fourth proportional to 51,963.72, 77,926.44 and 18,674.88 is: 28,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,963.72 : 77,926.44 = 18,674.88 : x
  2. Step 2: Convert to fraction form
    51,963.72/77,926.44 = 18,674.88/x
  3. Step 3: Cross multiply
    51,963.72x = 77,926.44 × 18,674.88
  4. Step 4: Simplify right side
    51,963.72x = 1,455,266,915.83
  5. Step 5: Solve for x
    x = 1,455,266,915.83/51,963.72
  6. Step 6: Final answer
    x = 28,005.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.