Home / 36,851.03-50,855.78-20,938.18

Finding the Fourth Proportional to 36,851.03, 50,855.78 and 20,938.18

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Solution

The fourth proportional to 36,851.03, 50,855.78 and 20,938.18 is: 28,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,851.03 : 50,855.78 = 20,938.18 : x
  2. Step 2: Convert to fraction form
    36,851.03/50,855.78 = 20,938.18/x
  3. Step 3: Cross multiply
    36,851.03x = 50,855.78 × 20,938.18
  4. Step 4: Simplify right side
    36,851.03x = 1,064,827,475.68
  5. Step 5: Solve for x
    x = 1,064,827,475.68/36,851.03
  6. Step 6: Final answer
    x = 28,895.46

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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.