Home / 14,104.14-21,158.04-4,740.12

Finding the Fourth Proportional to 14,104.14, 21,158.04 and 4,740.12

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Solution

The fourth proportional to 14,104.14, 21,158.04 and 4,740.12 is: 7,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.14 : 21,158.04 = 4,740.12 : x
  2. Step 2: Convert to fraction form
    14,104.14/21,158.04 = 4,740.12/x
  3. Step 3: Cross multiply
    14,104.14x = 21,158.04 × 4,740.12
  4. Step 4: Simplify right side
    14,104.14x = 100,291,648.56
  5. Step 5: Solve for x
    x = 100,291,648.56/14,104.14
  6. Step 6: Final answer
    x = 7,110.80

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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.