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Finding the Fourth Proportional to 53,393.58, 80,096.45 and 15,955.79

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Solution

The fourth proportional to 53,393.58, 80,096.45 and 15,955.79 is: 23,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,393.58 : 80,096.45 = 15,955.79 : x
  2. Step 2: Convert to fraction form
    53,393.58/80,096.45 = 15,955.79/x
  3. Step 3: Cross multiply
    53,393.58x = 80,096.45 × 15,955.79
  4. Step 4: Simplify right side
    53,393.58x = 1,278,001,655.68
  5. Step 5: Solve for x
    x = 1,278,001,655.68/53,393.58
  6. Step 6: Final answer
    x = 23,935.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.