Home / 32,883.62-45,385.07-31,790.12

Finding the Fourth Proportional to 32,883.62, 45,385.07 and 31,790.12

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Solution

The fourth proportional to 32,883.62, 45,385.07 and 31,790.12 is: 43,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,883.62 : 45,385.07 = 31,790.12 : x
  2. Step 2: Convert to fraction form
    32,883.62/45,385.07 = 31,790.12/x
  3. Step 3: Cross multiply
    32,883.62x = 45,385.07 × 31,790.12
  4. Step 4: Simplify right side
    32,883.62x = 1,442,796,435.63
  5. Step 5: Solve for x
    x = 1,442,796,435.63/32,883.62
  6. Step 6: Final answer
    x = 43,875.85

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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.