Home / 33,152.28-45,748.80-18,995.28

Finding the Fourth Proportional to 33,152.28, 45,748.80 and 18,995.28

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Solution

The fourth proportional to 33,152.28, 45,748.80 and 18,995.28 is: 26,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,152.28 : 45,748.80 = 18,995.28 : x
  2. Step 2: Convert to fraction form
    33,152.28/45,748.80 = 18,995.28/x
  3. Step 3: Cross multiply
    33,152.28x = 45,748.80 × 18,995.28
  4. Step 4: Simplify right side
    33,152.28x = 869,011,265.66
  5. Step 5: Solve for x
    x = 869,011,265.66/33,152.28
  6. Step 6: Final answer
    x = 26,212.71

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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.