Home / 13,533.27-20,300.88-4,649.25

Finding the Fourth Proportional to 13,533.27, 20,300.88 and 4,649.25

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Solution

The fourth proportional to 13,533.27, 20,300.88 and 4,649.25 is: 6,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.27 : 20,300.88 = 4,649.25 : x
  2. Step 2: Convert to fraction form
    13,533.27/20,300.88 = 4,649.25/x
  3. Step 3: Cross multiply
    13,533.27x = 20,300.88 × 4,649.25
  4. Step 4: Simplify right side
    13,533.27x = 94,383,866.34
  5. Step 5: Solve for x
    x = 94,383,866.34/13,533.27
  6. Step 6: Final answer
    x = 6,974.21

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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.