Home / 44,505.28-66,768.84-13,340.50

Finding the Fourth Proportional to 44,505.28, 66,768.84 and 13,340.50

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Solution

The fourth proportional to 44,505.28, 66,768.84 and 13,340.50 is: 20,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,505.28 : 66,768.84 = 13,340.50 : x
  2. Step 2: Convert to fraction form
    44,505.28/66,768.84 = 13,340.50/x
  3. Step 3: Cross multiply
    44,505.28x = 66,768.84 × 13,340.50
  4. Step 4: Simplify right side
    44,505.28x = 890,729,710.02
  5. Step 5: Solve for x
    x = 890,729,710.02/44,505.28
  6. Step 6: Final answer
    x = 20,014.02

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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.