Home / 36,320.81-54,466.83-14,130.96

Finding the Fourth Proportional to 36,320.81, 54,466.83 and 14,130.96

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Solution

The fourth proportional to 36,320.81, 54,466.83 and 14,130.96 is: 21,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,320.81 : 54,466.83 = 14,130.96 : x
  2. Step 2: Convert to fraction form
    36,320.81/54,466.83 = 14,130.96/x
  3. Step 3: Cross multiply
    36,320.81x = 54,466.83 × 14,130.96
  4. Step 4: Simplify right side
    36,320.81x = 769,668,391.81
  5. Step 5: Solve for x
    x = 769,668,391.81/36,320.81
  6. Step 6: Final answer
    x = 21,190.84

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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.