Home / 13,357.53-20,037.66-4,591.31

Finding the Fourth Proportional to 13,357.53, 20,037.66 and 4,591.31

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Solution

The fourth proportional to 13,357.53, 20,037.66 and 4,591.31 is: 6,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.53 : 20,037.66 = 4,591.31 : x
  2. Step 2: Convert to fraction form
    13,357.53/20,037.66 = 4,591.31/x
  3. Step 3: Cross multiply
    13,357.53x = 20,037.66 × 4,591.31
  4. Step 4: Simplify right side
    13,357.53x = 91,999,085.78
  5. Step 5: Solve for x
    x = 91,999,085.78/13,357.53
  6. Step 6: Final answer
    x = 6,887.43

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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.