Home / 14,276.46-21,410.55-5,509.35

Finding the Fourth Proportional to 14,276.46, 21,410.55 and 5,509.35

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Solution

The fourth proportional to 14,276.46, 21,410.55 and 5,509.35 is: 8,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.46 : 21,410.55 = 5,509.35 : x
  2. Step 2: Convert to fraction form
    14,276.46/21,410.55 = 5,509.35/x
  3. Step 3: Cross multiply
    14,276.46x = 21,410.55 × 5,509.35
  4. Step 4: Simplify right side
    14,276.46x = 117,958,213.64
  5. Step 5: Solve for x
    x = 117,958,213.64/14,276.46
  6. Step 6: Final answer
    x = 8,262.43

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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.