Home / 31,840.00-43,925.57-19,882.58

Finding the Fourth Proportional to 31,840.00, 43,925.57 and 19,882.58

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Solution

The fourth proportional to 31,840.00, 43,925.57 and 19,882.58 is: 27,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840.00 : 43,925.57 = 19,882.58 : x
  2. Step 2: Convert to fraction form
    31,840.00/43,925.57 = 19,882.58/x
  3. Step 3: Cross multiply
    31,840.00x = 43,925.57 × 19,882.58
  4. Step 4: Simplify right side
    31,840.00x = 873,353,340.53
  5. Step 5: Solve for x
    x = 873,353,340.53/31,840.00
  6. Step 6: Final answer
    x = 27,429.44

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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.