Home / 33,872.16-46,746.45-18,769.56

Finding the Fourth Proportional to 33,872.16, 46,746.45 and 18,769.56

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Solution

The fourth proportional to 33,872.16, 46,746.45 and 18,769.56 is: 25,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,872.16 : 46,746.45 = 18,769.56 : x
  2. Step 2: Convert to fraction form
    33,872.16/46,746.45 = 18,769.56/x
  3. Step 3: Cross multiply
    33,872.16x = 46,746.45 × 18,769.56
  4. Step 4: Simplify right side
    33,872.16x = 877,410,298.06
  5. Step 5: Solve for x
    x = 877,410,298.06/33,872.16
  6. Step 6: Final answer
    x = 25,903.58

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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.