Home / 31,266.50-43,147.44-16,926.01

Finding the Fourth Proportional to 31,266.50, 43,147.44 and 16,926.01

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Solution

The fourth proportional to 31,266.50, 43,147.44 and 16,926.01 is: 23,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266.50 : 43,147.44 = 16,926.01 : x
  2. Step 2: Convert to fraction form
    31,266.50/43,147.44 = 16,926.01/x
  3. Step 3: Cross multiply
    31,266.50x = 43,147.44 × 16,926.01
  4. Step 4: Simplify right side
    31,266.50x = 730,314,064.39
  5. Step 5: Solve for x
    x = 730,314,064.39/31,266.50
  6. Step 6: Final answer
    x = 23,357.72

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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.