Home / 33,742.79-46,563.80-18,635.13

Finding the Fourth Proportional to 33,742.79, 46,563.80 and 18,635.13

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Solution

The fourth proportional to 33,742.79, 46,563.80 and 18,635.13 is: 25,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,742.79 : 46,563.80 = 18,635.13 : x
  2. Step 2: Convert to fraction form
    33,742.79/46,563.80 = 18,635.13/x
  3. Step 3: Cross multiply
    33,742.79x = 46,563.80 × 18,635.13
  4. Step 4: Simplify right side
    33,742.79x = 867,722,439.45
  5. Step 5: Solve for x
    x = 867,722,439.45/33,742.79
  6. Step 6: Final answer
    x = 25,715.79

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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.