Home / 13,499.46-20,255.03-7,252.17

Finding the Fourth Proportional to 13,499.46, 20,255.03 and 7,252.17

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Solution

The fourth proportional to 13,499.46, 20,255.03 and 7,252.17 is: 10,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499.46 : 20,255.03 = 7,252.17 : x
  2. Step 2: Convert to fraction form
    13,499.46/20,255.03 = 7,252.17/x
  3. Step 3: Cross multiply
    13,499.46x = 20,255.03 × 7,252.17
  4. Step 4: Simplify right side
    13,499.46x = 146,892,835.89
  5. Step 5: Solve for x
    x = 146,892,835.89/13,499.46
  6. Step 6: Final answer
    x = 10,881.39

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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.