Home / 53,278.39-73,533.71-31,769.53

Finding the Fourth Proportional to 53,278.39, 73,533.71 and 31,769.53

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Solution

The fourth proportional to 53,278.39, 73,533.71 and 31,769.53 is: 43,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,278.39 : 73,533.71 = 31,769.53 : x
  2. Step 2: Convert to fraction form
    53,278.39/73,533.71 = 31,769.53/x
  3. Step 3: Cross multiply
    53,278.39x = 73,533.71 × 31,769.53
  4. Step 4: Simplify right side
    53,278.39x = 2,336,131,063.17
  5. Step 5: Solve for x
    x = 2,336,131,063.17/53,278.39
  6. Step 6: Final answer
    x = 43,847.63

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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.