Home / 34,165.38-50,908.45-30,438.98

Finding the Fourth Proportional to 34,165.38, 50,908.45 and 30,438.98

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Solution

The fourth proportional to 34,165.38, 50,908.45 and 30,438.98 is: 45,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,165.38 : 50,908.45 = 30,438.98 : x
  2. Step 2: Convert to fraction form
    34,165.38/50,908.45 = 30,438.98/x
  3. Step 3: Cross multiply
    34,165.38x = 50,908.45 × 30,438.98
  4. Step 4: Simplify right side
    34,165.38x = 1,549,601,291.38
  5. Step 5: Solve for x
    x = 1,549,601,291.38/34,165.38
  6. Step 6: Final answer
    x = 45,355.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.