Home / 13,302.03-19,953-3,942.12

Finding the Fourth Proportional to 13,302.03, 19,953 and 3,942.12

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Solution

The fourth proportional to 13,302.03, 19,953 and 3,942.12 is: 5,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.03 : 19,953 = 3,942.12 : x
  2. Step 2: Convert to fraction form
    13,302.03/19,953 = 3,942.12/x
  3. Step 3: Cross multiply
    13,302.03x = 19,953 × 3,942.12
  4. Step 4: Simplify right side
    13,302.03x = 78,657,120.36
  5. Step 5: Solve for x
    x = 78,657,120.36/13,302.03
  6. Step 6: Final answer
    x = 5,913.17

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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.