Home / 36,538.88-50,423.65-20,622.98

Finding the Fourth Proportional to 36,538.88, 50,423.65 and 20,622.98

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Solution

The fourth proportional to 36,538.88, 50,423.65 and 20,622.98 is: 28,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538.88 : 50,423.65 = 20,622.98 : x
  2. Step 2: Convert to fraction form
    36,538.88/50,423.65 = 20,622.98/x
  3. Step 3: Cross multiply
    36,538.88x = 50,423.65 × 20,622.98
  4. Step 4: Simplify right side
    36,538.88x = 1,039,885,999.98
  5. Step 5: Solve for x
    x = 1,039,885,999.98/36,538.88
  6. Step 6: Final answer
    x = 28,459.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.