Home / 57,913.79-79,928.57-32,429.87

Finding the Fourth Proportional to 57,913.79, 79,928.57 and 32,429.87

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Solution

The fourth proportional to 57,913.79, 79,928.57 and 32,429.87 is: 44,757.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,913.79 : 79,928.57 = 32,429.87 : x
  2. Step 2: Convert to fraction form
    57,913.79/79,928.57 = 32,429.87/x
  3. Step 3: Cross multiply
    57,913.79x = 79,928.57 × 32,429.87
  4. Step 4: Simplify right side
    57,913.79x = 2,592,072,815.82
  5. Step 5: Solve for x
    x = 2,592,072,815.82/57,913.79
  6. Step 6: Final answer
    x = 44,757.44

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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.