Home / 33,162.16-45,767.75-19,553.28

Finding the Fourth Proportional to 33,162.16, 45,767.75 and 19,553.28

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Solution

The fourth proportional to 33,162.16, 45,767.75 and 19,553.28 is: 26,985.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,162.16 : 45,767.75 = 19,553.28 : x
  2. Step 2: Convert to fraction form
    33,162.16/45,767.75 = 19,553.28/x
  3. Step 3: Cross multiply
    33,162.16x = 45,767.75 × 19,553.28
  4. Step 4: Simplify right side
    33,162.16x = 894,909,532.95
  5. Step 5: Solve for x
    x = 894,909,532.95/33,162.16
  6. Step 6: Final answer
    x = 26,985.87

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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.