Home / 33,869.30-46,762.45-21,141.86

Finding the Fourth Proportional to 33,869.30, 46,762.45 and 21,141.86

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Solution

The fourth proportional to 33,869.30, 46,762.45 and 21,141.86 is: 29,190.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,869.30 : 46,762.45 = 21,141.86 : x
  2. Step 2: Convert to fraction form
    33,869.30/46,762.45 = 21,141.86/x
  3. Step 3: Cross multiply
    33,869.30x = 46,762.45 × 21,141.86
  4. Step 4: Simplify right side
    33,869.30x = 988,644,884.49
  5. Step 5: Solve for x
    x = 988,644,884.49/33,869.30
  6. Step 6: Final answer
    x = 29,190.00

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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.