Home / 13,902.03-19,175.43-8,599.47

Finding the Fourth Proportional to 13,902.03, 19,175.43 and 8,599.47

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Solution

The fourth proportional to 13,902.03, 19,175.43 and 8,599.47 is: 11,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902.03 : 19,175.43 = 8,599.47 : x
  2. Step 2: Convert to fraction form
    13,902.03/19,175.43 = 8,599.47/x
  3. Step 3: Cross multiply
    13,902.03x = 19,175.43 × 8,599.47
  4. Step 4: Simplify right side
    13,902.03x = 164,898,495.36
  5. Step 5: Solve for x
    x = 164,898,495.36/13,902.03
  6. Step 6: Final answer
    x = 11,861.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.