Home / 58,729.32-88,099.56-19,286.64

Finding the Fourth Proportional to 58,729.32, 88,099.56 and 19,286.64

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Solution

The fourth proportional to 58,729.32, 88,099.56 and 19,286.64 is: 28,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,729.32 : 88,099.56 = 19,286.64 : x
  2. Step 2: Convert to fraction form
    58,729.32/88,099.56 = 19,286.64/x
  3. Step 3: Cross multiply
    58,729.32x = 88,099.56 × 19,286.64
  4. Step 4: Simplify right side
    58,729.32x = 1,699,144,497.88
  5. Step 5: Solve for x
    x = 1,699,144,497.88/58,729.32
  6. Step 6: Final answer
    x = 28,931.79

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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.