Home / 33,292.22-45,937.80-19,678.37

Finding the Fourth Proportional to 33,292.22, 45,937.80 and 19,678.37

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Solution

The fourth proportional to 33,292.22, 45,937.80 and 19,678.37 is: 27,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,292.22 : 45,937.80 = 19,678.37 : x
  2. Step 2: Convert to fraction form
    33,292.22/45,937.80 = 19,678.37/x
  3. Step 3: Cross multiply
    33,292.22x = 45,937.80 × 19,678.37
  4. Step 4: Simplify right side
    33,292.22x = 903,980,795.70
  5. Step 5: Solve for x
    x = 903,980,795.70/33,292.22
  6. Step 6: Final answer
    x = 27,152.92

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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.