Home / 13,703.01-20,554.44-3,314.76

Finding the Fourth Proportional to 13,703.01, 20,554.44 and 3,314.76

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Solution

The fourth proportional to 13,703.01, 20,554.44 and 3,314.76 is: 4,972.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703.01 : 20,554.44 = 3,314.76 : x
  2. Step 2: Convert to fraction form
    13,703.01/20,554.44 = 3,314.76/x
  3. Step 3: Cross multiply
    13,703.01x = 20,554.44 × 3,314.76
  4. Step 4: Simplify right side
    13,703.01x = 68,133,035.53
  5. Step 5: Solve for x
    x = 68,133,035.53/13,703.01
  6. Step 6: Final answer
    x = 4,972.12

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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.