Home / 57,912.39-79,913.34-32,417.28

Finding the Fourth Proportional to 57,912.39, 79,913.34 and 32,417.28

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Solution

The fourth proportional to 57,912.39, 79,913.34 and 32,417.28 is: 44,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,912.39 : 79,913.34 = 32,417.28 : x
  2. Step 2: Convert to fraction form
    57,912.39/79,913.34 = 32,417.28/x
  3. Step 3: Cross multiply
    57,912.39x = 79,913.34 × 32,417.28
  4. Step 4: Simplify right side
    57,912.39x = 2,590,573,118.52
  5. Step 5: Solve for x
    x = 2,590,573,118.52/57,912.39
  6. Step 6: Final answer
    x = 44,732.62

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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.