Home / 55,289.08-82,931.10-17,850.88

Finding the Fourth Proportional to 55,289.08, 82,931.10 and 17,850.88

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Solution

The fourth proportional to 55,289.08, 82,931.10 and 17,850.88 is: 26,775.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,289.08 : 82,931.10 = 17,850.88 : x
  2. Step 2: Convert to fraction form
    55,289.08/82,931.10 = 17,850.88/x
  3. Step 3: Cross multiply
    55,289.08x = 82,931.10 × 17,850.88
  4. Step 4: Simplify right side
    55,289.08x = 1,480,393,114.37
  5. Step 5: Solve for x
    x = 1,480,393,114.37/55,289.08
  6. Step 6: Final answer
    x = 26,775.51

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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.