Home / 13,484.53-20,228.30-3,624.59

Finding the Fourth Proportional to 13,484.53, 20,228.30 and 3,624.59

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Solution

The fourth proportional to 13,484.53, 20,228.30 and 3,624.59 is: 5,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.53 : 20,228.30 = 3,624.59 : x
  2. Step 2: Convert to fraction form
    13,484.53/20,228.30 = 3,624.59/x
  3. Step 3: Cross multiply
    13,484.53x = 20,228.30 × 3,624.59
  4. Step 4: Simplify right side
    13,484.53x = 73,319,293.90
  5. Step 5: Solve for x
    x = 73,319,293.90/13,484.53
  6. Step 6: Final answer
    x = 5,437.29

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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.