Home / 55,354.28-83,035.49-15,911.73

Finding the Fourth Proportional to 55,354.28, 83,035.49 and 15,911.73

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Solution

The fourth proportional to 55,354.28, 83,035.49 and 15,911.73 is: 23,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,354.28 : 83,035.49 = 15,911.73 : x
  2. Step 2: Convert to fraction form
    55,354.28/83,035.49 = 15,911.73/x
  3. Step 3: Cross multiply
    55,354.28x = 83,035.49 × 15,911.73
  4. Step 4: Simplify right side
    55,354.28x = 1,321,238,217.74
  5. Step 5: Solve for x
    x = 1,321,238,217.74/55,354.28
  6. Step 6: Final answer
    x = 23,868.77

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1.5x scale

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.