Home / 32,961.12-49,426.89-19,640.37

Finding the Fourth Proportional to 32,961.12, 49,426.89 and 19,640.37

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Solution

The fourth proportional to 32,961.12, 49,426.89 and 19,640.37 is: 29,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,961.12 : 49,426.89 = 19,640.37 : x
  2. Step 2: Convert to fraction form
    32,961.12/49,426.89 = 19,640.37/x
  3. Step 3: Cross multiply
    32,961.12x = 49,426.89 × 19,640.37
  4. Step 4: Simplify right side
    32,961.12x = 970,762,407.55
  5. Step 5: Solve for x
    x = 970,762,407.55/32,961.12
  6. Step 6: Final answer
    x = 29,451.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.