Home / 36,295.96-50,087.12-20,381.08

Finding the Fourth Proportional to 36,295.96, 50,087.12 and 20,381.08

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Solution

The fourth proportional to 36,295.96, 50,087.12 and 20,381.08 is: 28,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,295.96 : 50,087.12 = 20,381.08 : x
  2. Step 2: Convert to fraction form
    36,295.96/50,087.12 = 20,381.08/x
  3. Step 3: Cross multiply
    36,295.96x = 50,087.12 × 20,381.08
  4. Step 4: Simplify right side
    36,295.96x = 1,020,829,525.42
  5. Step 5: Solve for x
    x = 1,020,829,525.42/36,295.96
  6. Step 6: Final answer
    x = 28,125.16

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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.