Home / 57,223.92-85,835.88-20,262

Finding the Fourth Proportional to 57,223.92, 85,835.88 and 20,262

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Solution

The fourth proportional to 57,223.92, 85,835.88 and 20,262 is: 30,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,223.92 : 85,835.88 = 20,262 : x
  2. Step 2: Convert to fraction form
    57,223.92/85,835.88 = 20,262/x
  3. Step 3: Cross multiply
    57,223.92x = 85,835.88 × 20,262
  4. Step 4: Simplify right side
    57,223.92x = 1,739,206,600.56
  5. Step 5: Solve for x
    x = 1,739,206,600.56/57,223.92
  6. Step 6: Final answer
    x = 30,393.00

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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.