Home / 13,962.03-19,267.20-7,674.39

Finding the Fourth Proportional to 13,962.03, 19,267.20 and 7,674.39

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Solution

The fourth proportional to 13,962.03, 19,267.20 and 7,674.39 is: 10,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.03 : 19,267.20 = 7,674.39 : x
  2. Step 2: Convert to fraction form
    13,962.03/19,267.20 = 7,674.39/x
  3. Step 3: Cross multiply
    13,962.03x = 19,267.20 × 7,674.39
  4. Step 4: Simplify right side
    13,962.03x = 147,864,007.01
  5. Step 5: Solve for x
    x = 147,864,007.01/13,962.03
  6. Step 6: Final answer
    x = 10,590.44

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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.