Home / 36,615.12-50,527.68-20,699.76

Finding the Fourth Proportional to 36,615.12, 50,527.68 and 20,699.76

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Solution

The fourth proportional to 36,615.12, 50,527.68 and 20,699.76 is: 28,565.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.12 : 50,527.68 = 20,699.76 : x
  2. Step 2: Convert to fraction form
    36,615.12/50,527.68 = 20,699.76/x
  3. Step 3: Cross multiply
    36,615.12x = 50,527.68 × 20,699.76
  4. Step 4: Simplify right side
    36,615.12x = 1,045,910,849.36
  5. Step 5: Solve for x
    x = 1,045,910,849.36/36,615.12
  6. Step 6: Final answer
    x = 28,565.00

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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.