Home / 36,895.96-50,916.36-20,128.96

Finding the Fourth Proportional to 36,895.96, 50,916.36 and 20,128.96

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Solution

The fourth proportional to 36,895.96, 50,916.36 and 20,128.96 is: 27,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,895.96 : 50,916.36 = 20,128.96 : x
  2. Step 2: Convert to fraction form
    36,895.96/50,916.36 = 20,128.96/x
  3. Step 3: Cross multiply
    36,895.96x = 50,916.36 × 20,128.96
  4. Step 4: Simplify right side
    36,895.96x = 1,024,893,373.79
  5. Step 5: Solve for x
    x = 1,024,893,373.79/36,895.96
  6. Step 6: Final answer
    x = 27,777.93

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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.