Home / 33,157.28-45,751.74-19,007.48

Finding the Fourth Proportional to 33,157.28, 45,751.74 and 19,007.48

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Solution

The fourth proportional to 33,157.28, 45,751.74 and 19,007.48 is: 26,227.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.28 : 45,751.74 = 19,007.48 : x
  2. Step 2: Convert to fraction form
    33,157.28/45,751.74 = 19,007.48/x
  3. Step 3: Cross multiply
    33,157.28x = 45,751.74 × 19,007.48
  4. Step 4: Simplify right side
    33,157.28x = 869,625,283.02
  5. Step 5: Solve for x
    x = 869,625,283.02/33,157.28
  6. Step 6: Final answer
    x = 26,227.28

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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.