Home / 33,011.28-45,555.44-17,903.88

Finding the Fourth Proportional to 33,011.28, 45,555.44 and 17,903.88

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Solution

The fourth proportional to 33,011.28, 45,555.44 and 17,903.88 is: 24,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011.28 : 45,555.44 = 17,903.88 : x
  2. Step 2: Convert to fraction form
    33,011.28/45,555.44 = 17,903.88/x
  3. Step 3: Cross multiply
    33,011.28x = 45,555.44 × 17,903.88
  4. Step 4: Simplify right side
    33,011.28x = 815,619,041.59
  5. Step 5: Solve for x
    x = 815,619,041.59/33,011.28
  6. Step 6: Final answer
    x = 24,707.28

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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.