Home / 57,516.76-79,383.06-33,318.64

Finding the Fourth Proportional to 57,516.76, 79,383.06 and 33,318.64

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Solution

The fourth proportional to 57,516.76, 79,383.06 and 33,318.64 is: 45,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,516.76 : 79,383.06 = 33,318.64 : x
  2. Step 2: Convert to fraction form
    57,516.76/79,383.06 = 33,318.64/x
  3. Step 3: Cross multiply
    57,516.76x = 79,383.06 × 33,318.64
  4. Step 4: Simplify right side
    57,516.76x = 2,644,935,598.24
  5. Step 5: Solve for x
    x = 2,644,935,598.24/57,516.76
  6. Step 6: Final answer
    x = 45,985.48

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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.