Home / 57,038.55-85,557.83-33,418.95

Finding the Fourth Proportional to 57,038.55, 85,557.83 and 33,418.95

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Solution

The fourth proportional to 57,038.55, 85,557.83 and 33,418.95 is: 50,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,038.55 : 85,557.83 = 33,418.95 : x
  2. Step 2: Convert to fraction form
    57,038.55/85,557.83 = 33,418.95/x
  3. Step 3: Cross multiply
    57,038.55x = 85,557.83 × 33,418.95
  4. Step 4: Simplify right side
    57,038.55x = 2,859,252,675.78
  5. Step 5: Solve for x
    x = 2,859,252,675.78/57,038.55
  6. Step 6: Final answer
    x = 50,128.43

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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.