Home / 50,666.21-75,999.33-13,226.18

Finding the Fourth Proportional to 50,666.21, 75,999.33 and 13,226.18

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Solution

The fourth proportional to 50,666.21, 75,999.33 and 13,226.18 is: 19,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,666.21 : 75,999.33 = 13,226.18 : x
  2. Step 2: Convert to fraction form
    50,666.21/75,999.33 = 13,226.18/x
  3. Step 3: Cross multiply
    50,666.21x = 75,999.33 × 13,226.18
  4. Step 4: Simplify right side
    50,666.21x = 1,005,180,438.46
  5. Step 5: Solve for x
    x = 1,005,180,438.46/50,666.21
  6. Step 6: Final answer
    x = 19,839.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.