Home / 33,455.42-50,139.38-13,710.86

Finding the Fourth Proportional to 33,455.42, 50,139.38 and 13,710.86

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Solution

The fourth proportional to 33,455.42, 50,139.38 and 13,710.86 is: 20,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.42 : 50,139.38 = 13,710.86 : x
  2. Step 2: Convert to fraction form
    33,455.42/50,139.38 = 13,710.86/x
  3. Step 3: Cross multiply
    33,455.42x = 50,139.38 × 13,710.86
  4. Step 4: Simplify right side
    33,455.42x = 687,453,700.42
  5. Step 5: Solve for x
    x = 687,453,700.42/33,455.42
  6. Step 6: Final answer
    x = 20,548.35

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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.