Home / 13,962.22-19,267.41-7,674.19

Finding the Fourth Proportional to 13,962.22, 19,267.41 and 7,674.19

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Solution

The fourth proportional to 13,962.22, 19,267.41 and 7,674.19 is: 10,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.22 : 19,267.41 = 7,674.19 : x
  2. Step 2: Convert to fraction form
    13,962.22/19,267.41 = 7,674.19/x
  3. Step 3: Cross multiply
    13,962.22x = 19,267.41 × 7,674.19
  4. Step 4: Simplify right side
    13,962.22x = 147,861,765.15
  5. Step 5: Solve for x
    x = 147,861,765.15/13,962.22
  6. Step 6: Final answer
    x = 10,590.13

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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.