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Finding the Fourth Proportional to 57,607.92, 79,509.24 and 33,733.20

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Solution

The fourth proportional to 57,607.92, 79,509.24 and 33,733.20 is: 46,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,607.92 : 79,509.24 = 33,733.20 : x
  2. Step 2: Convert to fraction form
    57,607.92/79,509.24 = 33,733.20/x
  3. Step 3: Cross multiply
    57,607.92x = 79,509.24 × 33,733.20
  4. Step 4: Simplify right side
    57,607.92x = 2,682,101,094.77
  5. Step 5: Solve for x
    x = 2,682,101,094.77/57,607.92
  6. Step 6: Final answer
    x = 46,557.85

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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.