Home / 36,123.69-54,190.71-11,165.91

Finding the Fourth Proportional to 36,123.69, 54,190.71 and 11,165.91

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Solution

The fourth proportional to 36,123.69, 54,190.71 and 11,165.91 is: 16,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.69 : 54,190.71 = 11,165.91 : x
  2. Step 2: Convert to fraction form
    36,123.69/54,190.71 = 11,165.91/x
  3. Step 3: Cross multiply
    36,123.69x = 54,190.71 × 11,165.91
  4. Step 4: Simplify right side
    36,123.69x = 605,088,590.70
  5. Step 5: Solve for x
    x = 605,088,590.70/36,123.69
  6. Step 6: Final answer
    x = 16,750.46

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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.