Home / 36,613.95-50,528.10-20,699.34

Finding the Fourth Proportional to 36,613.95, 50,528.10 and 20,699.34

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Solution

The fourth proportional to 36,613.95, 50,528.10 and 20,699.34 is: 28,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,613.95 : 50,528.10 = 20,699.34 : x
  2. Step 2: Convert to fraction form
    36,613.95/50,528.10 = 20,699.34/x
  3. Step 3: Cross multiply
    36,613.95x = 50,528.10 × 20,699.34
  4. Step 4: Simplify right side
    36,613.95x = 1,045,898,321.45
  5. Step 5: Solve for x
    x = 1,045,898,321.45/36,613.95
  6. Step 6: Final answer
    x = 28,565.57

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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.