Home / 36,477.38-54,723.36-11,519.76

Finding the Fourth Proportional to 36,477.38, 54,723.36 and 11,519.76

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Solution

The fourth proportional to 36,477.38, 54,723.36 and 11,519.76 is: 17,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.38 : 54,723.36 = 11,519.76 : x
  2. Step 2: Convert to fraction form
    36,477.38/54,723.36 = 11,519.76/x
  3. Step 3: Cross multiply
    36,477.38x = 54,723.36 × 11,519.76
  4. Step 4: Simplify right side
    36,477.38x = 630,399,973.59
  5. Step 5: Solve for x
    x = 630,399,973.59/36,477.38
  6. Step 6: Final answer
    x = 17,281.94

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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.