Home / 13,357.28-20,037.28-4,591.06

Finding the Fourth Proportional to 13,357.28, 20,037.28 and 4,591.06

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Solution

The fourth proportional to 13,357.28, 20,037.28 and 4,591.06 is: 6,887.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.28 : 20,037.28 = 4,591.06 : x
  2. Step 2: Convert to fraction form
    13,357.28/20,037.28 = 4,591.06/x
  3. Step 3: Cross multiply
    13,357.28x = 20,037.28 × 4,591.06
  4. Step 4: Simplify right side
    13,357.28x = 91,992,354.72
  5. Step 5: Solve for x
    x = 91,992,354.72/13,357.28
  6. Step 6: Final answer
    x = 6,887.06

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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.