Home / 33,808.76-46,640.58-21,875.99

Finding the Fourth Proportional to 33,808.76, 46,640.58 and 21,875.99

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Solution

The fourth proportional to 33,808.76, 46,640.58 and 21,875.99 is: 30,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.76 : 46,640.58 = 21,875.99 : x
  2. Step 2: Convert to fraction form
    33,808.76/46,640.58 = 21,875.99/x
  3. Step 3: Cross multiply
    33,808.76x = 46,640.58 × 21,875.99
  4. Step 4: Simplify right side
    33,808.76x = 1,020,308,861.67
  5. Step 5: Solve for x
    x = 1,020,308,861.67/33,808.76
  6. Step 6: Final answer
    x = 30,178.83

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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.