Home / 33,849.80-46,712.34-18,742.76

Finding the Fourth Proportional to 33,849.80, 46,712.34 and 18,742.76

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Solution

The fourth proportional to 33,849.80, 46,712.34 and 18,742.76 is: 25,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,849.80 : 46,712.34 = 18,742.76 : x
  2. Step 2: Convert to fraction form
    33,849.80/46,712.34 = 18,742.76/x
  3. Step 3: Cross multiply
    33,849.80x = 46,712.34 × 18,742.76
  4. Step 4: Simplify right side
    33,849.80x = 875,518,177.66
  5. Step 5: Solve for x
    x = 875,518,177.66/33,849.80
  6. Step 6: Final answer
    x = 25,864.80

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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.