Home / 32,826.25-45,169-31,907.71

Finding the Fourth Proportional to 32,826.25, 45,169 and 31,907.71

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Solution

The fourth proportional to 32,826.25, 45,169 and 31,907.71 is: 43,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,826.25 : 45,169 = 31,907.71 : x
  2. Step 2: Convert to fraction form
    32,826.25/45,169 = 31,907.71/x
  3. Step 3: Cross multiply
    32,826.25x = 45,169 × 31,907.71
  4. Step 4: Simplify right side
    32,826.25x = 1,441,239,352.99
  5. Step 5: Solve for x
    x = 1,441,239,352.99/32,826.25
  6. Step 6: Final answer
    x = 43,905.09

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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.