Home / 13,501.59-20,252.40-3,641.85

Finding the Fourth Proportional to 13,501.59, 20,252.40 and 3,641.85

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Solution

The fourth proportional to 13,501.59, 20,252.40 and 3,641.85 is: 5,462.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.59 : 20,252.40 = 3,641.85 : x
  2. Step 2: Convert to fraction form
    13,501.59/20,252.40 = 3,641.85/x
  3. Step 3: Cross multiply
    13,501.59x = 20,252.40 × 3,641.85
  4. Step 4: Simplify right side
    13,501.59x = 73,756,202.94
  5. Step 5: Solve for x
    x = 73,756,202.94/13,501.59
  6. Step 6: Final answer
    x = 5,462.78

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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.