Home / 44,620.50-66,933.49-13,455.75

Finding the Fourth Proportional to 44,620.50, 66,933.49 and 13,455.75

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Solution

The fourth proportional to 44,620.50, 66,933.49 and 13,455.75 is: 20,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,620.50 : 66,933.49 = 13,455.75 : x
  2. Step 2: Convert to fraction form
    44,620.50/66,933.49 = 13,455.75/x
  3. Step 3: Cross multiply
    44,620.50x = 66,933.49 × 13,455.75
  4. Step 4: Simplify right side
    44,620.50x = 900,640,274.43
  5. Step 5: Solve for x
    x = 900,640,274.43/44,620.50
  6. Step 6: Final answer
    x = 20,184.45

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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.