Home / 33,235.83-45,864.36-18,894.78

Finding the Fourth Proportional to 33,235.83, 45,864.36 and 18,894.78

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Solution

The fourth proportional to 33,235.83, 45,864.36 and 18,894.78 is: 26,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.83 : 45,864.36 = 18,894.78 : x
  2. Step 2: Convert to fraction form
    33,235.83/45,864.36 = 18,894.78/x
  3. Step 3: Cross multiply
    33,235.83x = 45,864.36 × 18,894.78
  4. Step 4: Simplify right side
    33,235.83x = 866,596,992.04
  5. Step 5: Solve for x
    x = 866,596,992.04/33,235.83
  6. Step 6: Final answer
    x = 26,074.18

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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.