Home / 36,332.20-54,457.80-14,138.20

Finding the Fourth Proportional to 36,332.20, 54,457.80 and 14,138.20

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Solution

The fourth proportional to 36,332.20, 54,457.80 and 14,138.20 is: 21,191.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,332.20 : 54,457.80 = 14,138.20 : x
  2. Step 2: Convert to fraction form
    36,332.20/54,457.80 = 14,138.20/x
  3. Step 3: Cross multiply
    36,332.20x = 54,457.80 × 14,138.20
  4. Step 4: Simplify right side
    36,332.20x = 769,935,267.96
  5. Step 5: Solve for x
    x = 769,935,267.96/36,332.20
  6. Step 6: Final answer
    x = 21,191.54

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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.