Home / 13,702.01-20,552.94-3,313.76

Finding the Fourth Proportional to 13,702.01, 20,552.94 and 3,313.76

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Solution

The fourth proportional to 13,702.01, 20,552.94 and 3,313.76 is: 4,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702.01 : 20,552.94 = 3,313.76 : x
  2. Step 2: Convert to fraction form
    13,702.01/20,552.94 = 3,313.76/x
  3. Step 3: Cross multiply
    13,702.01x = 20,552.94 × 3,313.76
  4. Step 4: Simplify right side
    13,702.01x = 68,107,407.69
  5. Step 5: Solve for x
    x = 68,107,407.69/13,702.01
  6. Step 6: Final answer
    x = 4,970.62

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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.