Home / 33,026.28-45,575.90-18,685.86

Finding the Fourth Proportional to 33,026.28, 45,575.90 and 18,685.86

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Solution

The fourth proportional to 33,026.28, 45,575.90 and 18,685.86 is: 25,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,026.28 : 45,575.90 = 18,685.86 : x
  2. Step 2: Convert to fraction form
    33,026.28/45,575.90 = 18,685.86/x
  3. Step 3: Cross multiply
    33,026.28x = 45,575.90 × 18,685.86
  4. Step 4: Simplify right side
    33,026.28x = 851,624,886.77
  5. Step 5: Solve for x
    x = 851,624,886.77/33,026.28
  6. Step 6: Final answer
    x = 25,786.28

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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.