Home / 31,840.06-43,926.13-19,266.70

Finding the Fourth Proportional to 31,840.06, 43,926.13 and 19,266.70

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Solution

The fourth proportional to 31,840.06, 43,926.13 and 19,266.70 is: 26,580.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.06 : 43,926.13 = 19,266.70 : x
  2. Step 2: Convert to fraction form
    31,840.06/43,926.13 = 19,266.70/x
  3. Step 3: Cross multiply
    31,840.06x = 43,926.13 × 19,266.70
  4. Step 4: Simplify right side
    31,840.06x = 846,311,568.87
  5. Step 5: Solve for x
    x = 846,311,568.87/31,840.06
  6. Step 6: Final answer
    x = 26,580.09

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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.