Home / 36,208.45-54,316.43-9,913.20

Finding the Fourth Proportional to 36,208.45, 54,316.43 and 9,913.20

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Solution

The fourth proportional to 36,208.45, 54,316.43 and 9,913.20 is: 14,870.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.45 : 54,316.43 = 9,913.20 : x
  2. Step 2: Convert to fraction form
    36,208.45/54,316.43 = 9,913.20/x
  3. Step 3: Cross multiply
    36,208.45x = 54,316.43 × 9,913.20
  4. Step 4: Simplify right side
    36,208.45x = 538,449,633.88
  5. Step 5: Solve for x
    x = 538,449,633.88/36,208.45
  6. Step 6: Final answer
    x = 14,870.83

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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.