Home / 13,592.70-20,384.16-4,705.62

Finding the Fourth Proportional to 13,592.70, 20,384.16 and 4,705.62

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Solution

The fourth proportional to 13,592.70, 20,384.16 and 4,705.62 is: 7,056.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.70 : 20,384.16 = 4,705.62 : x
  2. Step 2: Convert to fraction form
    13,592.70/20,384.16 = 4,705.62/x
  3. Step 3: Cross multiply
    13,592.70x = 20,384.16 × 4,705.62
  4. Step 4: Simplify right side
    13,592.70x = 95,919,985.53
  5. Step 5: Solve for x
    x = 95,919,985.53/13,592.70
  6. Step 6: Final answer
    x = 7,056.73

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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.