Home / 57,431.08-79,256.10-33,576.04

Finding the Fourth Proportional to 57,431.08, 79,256.10 and 33,576.04

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Solution

The fourth proportional to 57,431.08, 79,256.10 and 33,576.04 is: 46,335.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,431.08 : 79,256.10 = 33,576.04 : x
  2. Step 2: Convert to fraction form
    57,431.08/79,256.10 = 33,576.04/x
  3. Step 3: Cross multiply
    57,431.08x = 79,256.10 × 33,576.04
  4. Step 4: Simplify right side
    57,431.08x = 2,661,105,983.84
  5. Step 5: Solve for x
    x = 2,661,105,983.84/57,431.08
  6. Step 6: Final answer
    x = 46,335.64

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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.