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Finding the Fourth Proportional to 51,392.57, 70,933.59 and 33,456.33

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Solution

The fourth proportional to 51,392.57, 70,933.59 and 33,456.33 is: 46,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,392.57 : 70,933.59 = 33,456.33 : x
  2. Step 2: Convert to fraction form
    51,392.57/70,933.59 = 33,456.33/x
  3. Step 3: Cross multiply
    51,392.57x = 70,933.59 × 33,456.33
  4. Step 4: Simplify right side
    51,392.57x = 2,373,177,595.12
  5. Step 5: Solve for x
    x = 2,373,177,595.12/51,392.57
  6. Step 6: Final answer
    x = 46,177.45

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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.