Home / 14,410.04-21,615.46-4,021.78

Finding the Fourth Proportional to 14,410.04, 21,615.46 and 4,021.78

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Solution

The fourth proportional to 14,410.04, 21,615.46 and 4,021.78 is: 6,032.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410.04 : 21,615.46 = 4,021.78 : x
  2. Step 2: Convert to fraction form
    14,410.04/21,615.46 = 4,021.78/x
  3. Step 3: Cross multiply
    14,410.04x = 21,615.46 × 4,021.78
  4. Step 4: Simplify right side
    14,410.04x = 86,932,624.72
  5. Step 5: Solve for x
    x = 86,932,624.72/14,410.04
  6. Step 6: Final answer
    x = 6,032.78

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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.